Home / 840,329.90-1,260,494.85-604,133.90

Finding the Fourth Proportional to 840,329.90, 1,260,494.85 and 604,133.90

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Solution

The fourth proportional to 840,329.90, 1,260,494.85 and 604,133.90 is: 906,200.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,329.90 : 1,260,494.85 = 604,133.90 : x
  2. Step 2: Convert to fraction form
    840,329.90/1,260,494.85 = 604,133.90/x
  3. Step 3: Cross multiply
    840,329.90x = 1,260,494.85 × 604,133.90
  4. Step 4: Simplify right side
    840,329.90x = 761,507,669,660.42
  5. Step 5: Solve for x
    x = 761,507,669,660.42/840,329.90
  6. Step 6: Final answer
    x = 906,200.85

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.