Home / 496,971.25-745,528.12-159,899.87

Finding the Fourth Proportional to 496,971.25, 745,528.12 and 159,899.87

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Solution

The fourth proportional to 496,971.25, 745,528.12 and 159,899.87 is: 239,872.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,971.25 : 745,528.12 = 159,899.87 : x
  2. Step 2: Convert to fraction form
    496,971.25/745,528.12 = 159,899.87/x
  3. Step 3: Cross multiply
    496,971.25x = 745,528.12 × 159,899.87
  4. Step 4: Simplify right side
    496,971.25x = 119,209,850,933.42
  5. Step 5: Solve for x
    x = 119,209,850,933.42/496,971.25
  6. Step 6: Final answer
    x = 239,872.73

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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.