Home / 789,030.24-1,088,807.04-444,878.40

Finding the Fourth Proportional to 789,030.24, 1,088,807.04 and 444,878.40

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Solution

The fourth proportional to 789,030.24, 1,088,807.04 and 444,878.40 is: 613,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,030.24 : 1,088,807.04 = 444,878.40 : x
  2. Step 2: Convert to fraction form
    789,030.24/1,088,807.04 = 444,878.40/x
  3. Step 3: Cross multiply
    789,030.24x = 1,088,807.04 × 444,878.40
  4. Step 4: Simplify right side
    789,030.24x = 484,386,733,863.94
  5. Step 5: Solve for x
    x = 484,386,733,863.94/789,030.24
  6. Step 6: Final answer
    x = 613,901.36

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.