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Finding the Fourth Proportional to 497,000.75, 745,501.13 and 123,023.75

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Solution

The fourth proportional to 497,000.75, 745,501.13 and 123,023.75 is: 184,535.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,000.75 : 745,501.13 = 123,023.75 : x
  2. Step 2: Convert to fraction form
    497,000.75/745,501.13 = 123,023.75/x
  3. Step 3: Cross multiply
    497,000.75x = 745,501.13 × 123,023.75
  4. Step 4: Simplify right side
    497,000.75x = 91,714,344,641.84
  5. Step 5: Solve for x
    x = 91,714,344,641.84/497,000.75
  6. Step 6: Final answer
    x = 184,535.63

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Similar ratio
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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.