Home / 672,475.67-1,008,215.25-406,173.92

Finding the Fourth Proportional to 672,475.67, 1,008,215.25 and 406,173.92

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Solution

The fourth proportional to 672,475.67, 1,008,215.25 and 406,173.92 is: 608,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,475.67 : 1,008,215.25 = 406,173.92 : x
  2. Step 2: Convert to fraction form
    672,475.67/1,008,215.25 = 406,173.92/x
  3. Step 3: Cross multiply
    672,475.67x = 1,008,215.25 × 406,173.92
  4. Step 4: Simplify right side
    672,475.67x = 409,510,735,255.20
  5. Step 5: Solve for x
    x = 409,510,735,255.20/672,475.67
  6. Step 6: Final answer
    x = 608,959.93

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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.