Home / 453,402.67-680,187.04-187,017.87

Finding the Fourth Proportional to 453,402.67, 680,187.04 and 187,017.87

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Solution

The fourth proportional to 453,402.67, 680,187.04 and 187,017.87 is: 280,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,402.67 : 680,187.04 = 187,017.87 : x
  2. Step 2: Convert to fraction form
    453,402.67/680,187.04 = 187,017.87/x
  3. Step 3: Cross multiply
    453,402.67x = 680,187.04 × 187,017.87
  4. Step 4: Simplify right side
    453,402.67x = 127,207,128,786.85
  5. Step 5: Solve for x
    x = 127,207,128,786.85/453,402.67
  6. Step 6: Final answer
    x = 280,561.05

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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.