Home / 750,318.80-1,035,399.12-410,721.44

Finding the Fourth Proportional to 750,318.80, 1,035,399.12 and 410,721.44

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Solution

The fourth proportional to 750,318.80, 1,035,399.12 and 410,721.44 is: 566,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,318.80 : 1,035,399.12 = 410,721.44 : x
  2. Step 2: Convert to fraction form
    750,318.80/1,035,399.12 = 410,721.44/x
  3. Step 3: Cross multiply
    750,318.80x = 1,035,399.12 × 410,721.44
  4. Step 4: Simplify right side
    750,318.80x = 425,260,617,541.13
  5. Step 5: Solve for x
    x = 425,260,617,541.13/750,318.80
  6. Step 6: Final answer
    x = 566,773.24

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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.