Home / 429,657.52-592,927.08-238,688.72

Finding the Fourth Proportional to 429,657.52, 592,927.08 and 238,688.72

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Solution

The fourth proportional to 429,657.52, 592,927.08 and 238,688.72 is: 329,390.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,657.52 : 592,927.08 = 238,688.72 : x
  2. Step 2: Convert to fraction form
    429,657.52/592,927.08 = 238,688.72/x
  3. Step 3: Cross multiply
    429,657.52x = 592,927.08 × 238,688.72
  4. Step 4: Simplify right side
    429,657.52x = 141,525,005,778.54
  5. Step 5: Solve for x
    x = 141,525,005,778.54/429,657.52
  6. Step 6: Final answer
    x = 329,390.27

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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.