Home / 607,234.30-911,434.65-308,052.70

Finding the Fourth Proportional to 607,234.30, 911,434.65 and 308,052.70

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Solution

The fourth proportional to 607,234.30, 911,434.65 and 308,052.70 is: 462,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,234.30 : 911,434.65 = 308,052.70 : x
  2. Step 2: Convert to fraction form
    607,234.30/911,434.65 = 308,052.70/x
  3. Step 3: Cross multiply
    607,234.30x = 911,434.65 × 308,052.70
  4. Step 4: Simplify right side
    607,234.30x = 280,769,904,806.06
  5. Step 5: Solve for x
    x = 280,769,904,806.06/607,234.30
  6. Step 6: Final answer
    x = 462,374.91

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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.