Home / 316,732.32-437,079.24-180,773.28

Finding the Fourth Proportional to 316,732.32, 437,079.24 and 180,773.28

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Solution

The fourth proportional to 316,732.32, 437,079.24 and 180,773.28 is: 249,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,732.32 : 437,079.24 = 180,773.28 : x
  2. Step 2: Convert to fraction form
    316,732.32/437,079.24 = 180,773.28/x
  3. Step 3: Cross multiply
    316,732.32x = 437,079.24 × 180,773.28
  4. Step 4: Simplify right side
    316,732.32x = 79,012,247,834.71
  5. Step 5: Solve for x
    x = 79,012,247,834.71/316,732.32
  6. Step 6: Final answer
    x = 249,460.64

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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.