Home / 798,855.66-1,102,428.27-454,674.69

Finding the Fourth Proportional to 798,855.66, 1,102,428.27 and 454,674.69

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Solution

The fourth proportional to 798,855.66, 1,102,428.27 and 454,674.69 is: 627,455.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,855.66 : 1,102,428.27 = 454,674.69 : x
  2. Step 2: Convert to fraction form
    798,855.66/1,102,428.27 = 454,674.69/x
  3. Step 3: Cross multiply
    798,855.66x = 1,102,428.27 × 454,674.69
  4. Step 4: Simplify right side
    798,855.66x = 501,246,231,909.49
  5. Step 5: Solve for x
    x = 501,246,231,909.49/798,855.66
  6. Step 6: Final answer
    x = 627,455.32

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Double scale
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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.