Home / 942,727.79-1,300,991.49-513,035.15

Finding the Fourth Proportional to 942,727.79, 1,300,991.49 and 513,035.15

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Solution

The fourth proportional to 942,727.79, 1,300,991.49 and 513,035.15 is: 708,003.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,727.79 : 1,300,991.49 = 513,035.15 : x
  2. Step 2: Convert to fraction form
    942,727.79/1,300,991.49 = 513,035.15/x
  3. Step 3: Cross multiply
    942,727.79x = 1,300,991.49 × 513,035.15
  4. Step 4: Simplify right side
    942,727.79x = 667,454,357,715.92
  5. Step 5: Solve for x
    x = 667,454,357,715.92/942,727.79
  6. Step 6: Final answer
    x = 708,003.27

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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.