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Finding the Fourth Proportional to 496,965.42, 745,343.46 and 160,036.20

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Solution

The fourth proportional to 496,965.42, 745,343.46 and 160,036.20 is: 240,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,965.42 : 745,343.46 = 160,036.20 : x
  2. Step 2: Convert to fraction form
    496,965.42/745,343.46 = 160,036.20/x
  3. Step 3: Cross multiply
    496,965.42x = 745,343.46 × 160,036.20
  4. Step 4: Simplify right side
    496,965.42x = 119,281,935,033.25
  5. Step 5: Solve for x
    x = 119,281,935,033.25/496,965.42
  6. Step 6: Final answer
    x = 240,020.59

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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.