Home / 730,001.70-1,094,484.15-280,548.90

Finding the Fourth Proportional to 730,001.70, 1,094,484.15 and 280,548.90

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Solution

The fourth proportional to 730,001.70, 1,094,484.15 and 280,548.90 is: 420,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,001.70 : 1,094,484.15 = 280,548.90 : x
  2. Step 2: Convert to fraction form
    730,001.70/1,094,484.15 = 280,548.90/x
  3. Step 3: Cross multiply
    730,001.70x = 1,094,484.15 × 280,548.90
  4. Step 4: Simplify right side
    730,001.70x = 307,056,324,349.94
  5. Step 5: Solve for x
    x = 307,056,324,349.94/730,001.70
  6. Step 6: Final answer
    x = 420,624.12

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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.