Home / 453,742.77-680,614.38-187,210.35

Finding the Fourth Proportional to 453,742.77, 680,614.38 and 187,210.35

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Solution

The fourth proportional to 453,742.77, 680,614.38 and 187,210.35 is: 280,815.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,742.77 : 680,614.38 = 187,210.35 : x
  2. Step 2: Convert to fraction form
    453,742.77/680,614.38 = 187,210.35/x
  3. Step 3: Cross multiply
    453,742.77x = 680,614.38 × 187,210.35
  4. Step 4: Simplify right side
    453,742.77x = 127,418,056,294.83
  5. Step 5: Solve for x
    x = 127,418,056,294.83/453,742.77
  6. Step 6: Final answer
    x = 280,815.62

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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.