Home / 856,630.62-1,182,132.63-474,654.06

Finding the Fourth Proportional to 856,630.62, 1,182,132.63 and 474,654.06

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Solution

The fourth proportional to 856,630.62, 1,182,132.63 and 474,654.06 is: 655,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,630.62 : 1,182,132.63 = 474,654.06 : x
  2. Step 2: Convert to fraction form
    856,630.62/1,182,132.63 = 474,654.06/x
  3. Step 3: Cross multiply
    856,630.62x = 1,182,132.63 × 474,654.06
  4. Step 4: Simplify right side
    856,630.62x = 561,104,052,287.98
  5. Step 5: Solve for x
    x = 561,104,052,287.98/856,630.62
  6. Step 6: Final answer
    x = 655,012.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.