Home / 482,119.16-723,314.14-178,508.75

Finding the Fourth Proportional to 482,119.16, 723,314.14 and 178,508.75

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Solution

The fourth proportional to 482,119.16, 723,314.14 and 178,508.75 is: 267,813.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,119.16 : 723,314.14 = 178,508.75 : x
  2. Step 2: Convert to fraction form
    482,119.16/723,314.14 = 178,508.75/x
  3. Step 3: Cross multiply
    482,119.16x = 723,314.14 × 178,508.75
  4. Step 4: Simplify right side
    482,119.16x = 129,117,898,925.88
  5. Step 5: Solve for x
    x = 129,117,898,925.88/482,119.16
  6. Step 6: Final answer
    x = 267,813.25

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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.