Home / 517,210.11-775,565.28-180,242.82

Finding the Fourth Proportional to 517,210.11, 775,565.28 and 180,242.82

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Solution

The fourth proportional to 517,210.11, 775,565.28 and 180,242.82 is: 270,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,210.11 : 775,565.28 = 180,242.82 : x
  2. Step 2: Convert to fraction form
    517,210.11/775,565.28 = 180,242.82/x
  3. Step 3: Cross multiply
    517,210.11x = 775,565.28 × 180,242.82
  4. Step 4: Simplify right side
    517,210.11x = 139,790,073,161.29
  5. Step 5: Solve for x
    x = 139,790,073,161.29/517,210.11
  6. Step 6: Final answer
    x = 270,277.15

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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.