Home / 746,952.13-1,030,793.94-407,420.38

Finding the Fourth Proportional to 746,952.13, 1,030,793.94 and 407,420.38

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Solution

The fourth proportional to 746,952.13, 1,030,793.94 and 407,420.38 is: 562,240.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,952.13 : 1,030,793.94 = 407,420.38 : x
  2. Step 2: Convert to fraction form
    746,952.13/1,030,793.94 = 407,420.38/x
  3. Step 3: Cross multiply
    746,952.13x = 1,030,793.94 × 407,420.38
  4. Step 4: Simplify right side
    746,952.13x = 419,966,451,545.43
  5. Step 5: Solve for x
    x = 419,966,451,545.43/746,952.13
  6. Step 6: Final answer
    x = 562,240.12

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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.