Home / 464,485.91-696,729.96-127,531.18

Finding the Fourth Proportional to 464,485.91, 696,729.96 and 127,531.18

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Solution

The fourth proportional to 464,485.91, 696,729.96 and 127,531.18 is: 191,297.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,485.91 : 696,729.96 = 127,531.18 : x
  2. Step 2: Convert to fraction form
    464,485.91/696,729.96 = 127,531.18/x
  3. Step 3: Cross multiply
    464,485.91x = 696,729.96 × 127,531.18
  4. Step 4: Simplify right side
    464,485.91x = 88,854,789,818.85
  5. Step 5: Solve for x
    x = 88,854,789,818.85/464,485.91
  6. Step 6: Final answer
    x = 191,297.06

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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.