Home / 347,472.56-521,307.52-179,116.32

Finding the Fourth Proportional to 347,472.56, 521,307.52 and 179,116.32

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Solution

The fourth proportional to 347,472.56, 521,307.52 and 179,116.32 is: 268,725.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,472.56 : 521,307.52 = 179,116.32 : x
  2. Step 2: Convert to fraction form
    347,472.56/521,307.52 = 179,116.32/x
  3. Step 3: Cross multiply
    347,472.56x = 521,307.52 × 179,116.32
  4. Step 4: Simplify right side
    347,472.56x = 93,374,684,570.73
  5. Step 5: Solve for x
    x = 93,374,684,570.73/347,472.56
  6. Step 6: Final answer
    x = 268,725.35

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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.