Home / 442,054.20-663,010.90-146,566.20

Finding the Fourth Proportional to 442,054.20, 663,010.90 and 146,566.20

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Solution

The fourth proportional to 442,054.20, 663,010.90 and 146,566.20 is: 219,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,054.20 : 663,010.90 = 146,566.20 : x
  2. Step 2: Convert to fraction form
    442,054.20/663,010.90 = 146,566.20/x
  3. Step 3: Cross multiply
    442,054.20x = 663,010.90 × 146,566.20
  4. Step 4: Simplify right side
    442,054.20x = 97,174,988,171.58
  5. Step 5: Solve for x
    x = 97,174,988,171.58/442,054.20
  6. Step 6: Final answer
    x = 219,825.96

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1.5x scale

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.