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Finding the Fourth Proportional to 464,565.36, 696,377.52 and 314,820.96

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Solution

The fourth proportional to 464,565.36, 696,377.52 and 314,820.96 is: 471,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,565.36 : 696,377.52 = 314,820.96 : x
  2. Step 2: Convert to fraction form
    464,565.36/696,377.52 = 314,820.96/x
  3. Step 3: Cross multiply
    464,565.36x = 696,377.52 × 314,820.96
  4. Step 4: Simplify right side
    464,565.36x = 219,234,239,368.82
  5. Step 5: Solve for x
    x = 219,234,239,368.82/464,565.36
  6. Step 6: Final answer
    x = 471,912.58

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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.