Home / 931,522.20-1,397,283.30-332,502.90

Finding the Fourth Proportional to 931,522.20, 1,397,283.30 and 332,502.90

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Solution

The fourth proportional to 931,522.20, 1,397,283.30 and 332,502.90 is: 498,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,522.20 : 1,397,283.30 = 332,502.90 : x
  2. Step 2: Convert to fraction form
    931,522.20/1,397,283.30 = 332,502.90/x
  3. Step 3: Cross multiply
    931,522.20x = 1,397,283.30 × 332,502.90
  4. Step 4: Simplify right side
    931,522.20x = 464,600,749,371.57
  5. Step 5: Solve for x
    x = 464,600,749,371.57/931,522.20
  6. Step 6: Final answer
    x = 498,754.35

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Double scale
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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.