Home / 464,331.20-696,442.08-127,405.92

Finding the Fourth Proportional to 464,331.20, 696,442.08 and 127,405.92

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Solution

The fourth proportional to 464,331.20, 696,442.08 and 127,405.92 is: 191,093.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,331.20 : 696,442.08 = 127,405.92 : x
  2. Step 2: Convert to fraction form
    464,331.20/696,442.08 = 127,405.92/x
  3. Step 3: Cross multiply
    464,331.20x = 696,442.08 × 127,405.92
  4. Step 4: Simplify right side
    464,331.20x = 88,730,843,929.11
  5. Step 5: Solve for x
    x = 88,730,843,929.11/464,331.20
  6. Step 6: Final answer
    x = 191,093.87

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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.