Home / 571,966.66-789,324.42-313,856.92

Finding the Fourth Proportional to 571,966.66, 789,324.42 and 313,856.92

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Solution

The fourth proportional to 571,966.66, 789,324.42 and 313,856.92 is: 433,128.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,966.66 : 789,324.42 = 313,856.92 : x
  2. Step 2: Convert to fraction form
    571,966.66/789,324.42 = 313,856.92/x
  3. Step 3: Cross multiply
    571,966.66x = 789,324.42 × 313,856.92
  4. Step 4: Simplify right side
    571,966.66x = 247,734,931,341.99
  5. Step 5: Solve for x
    x = 247,734,931,341.99/571,966.66
  6. Step 6: Final answer
    x = 433,128.27

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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.