Home / 706,698.23-1,060,397.64-280,224.92

Finding the Fourth Proportional to 706,698.23, 1,060,397.64 and 280,224.92

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Solution

The fourth proportional to 706,698.23, 1,060,397.64 and 280,224.92 is: 420,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,698.23 : 1,060,397.64 = 280,224.92 : x
  2. Step 2: Convert to fraction form
    706,698.23/1,060,397.64 = 280,224.92/x
  3. Step 3: Cross multiply
    706,698.23x = 1,060,397.64 × 280,224.92
  4. Step 4: Simplify right side
    706,698.23x = 297,149,838,535.20
  5. Step 5: Solve for x
    x = 297,149,838,535.20/706,698.23
  6. Step 6: Final answer
    x = 420,476.27

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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.