Home / 497,749.40-746,624.10-165,325.40

Finding the Fourth Proportional to 497,749.40, 746,624.10 and 165,325.40

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Solution

The fourth proportional to 497,749.40, 746,624.10 and 165,325.40 is: 247,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,749.40 : 746,624.10 = 165,325.40 : x
  2. Step 2: Convert to fraction form
    497,749.40/746,624.10 = 165,325.40/x
  3. Step 3: Cross multiply
    497,749.40x = 746,624.10 × 165,325.40
  4. Step 4: Simplify right side
    497,749.40x = 123,435,927,982.14
  5. Step 5: Solve for x
    x = 123,435,927,982.14/497,749.40
  6. Step 6: Final answer
    x = 247,988.10

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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.