Home / 527,731.52-727,775.52-336,868.16

Finding the Fourth Proportional to 527,731.52, 727,775.52 and 336,868.16

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Solution

The fourth proportional to 527,731.52, 727,775.52 and 336,868.16 is: 464,562.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,731.52 : 727,775.52 = 336,868.16 : x
  2. Step 2: Convert to fraction form
    527,731.52/727,775.52 = 336,868.16/x
  3. Step 3: Cross multiply
    527,731.52x = 727,775.52 × 336,868.16
  4. Step 4: Simplify right side
    527,731.52x = 245,164,400,315.44
  5. Step 5: Solve for x
    x = 245,164,400,315.44/527,731.52
  6. Step 6: Final answer
    x = 464,562.74

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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.