Home / 1,002,017.70-1,503,084.15-292,155.30

Finding the Fourth Proportional to 1,002,017.70, 1,503,084.15 and 292,155.30

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Solution

The fourth proportional to 1,002,017.70, 1,503,084.15 and 292,155.30 is: 438,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,017.70 : 1,503,084.15 = 292,155.30 : x
  2. Step 2: Convert to fraction form
    1,002,017.70/1,503,084.15 = 292,155.30/x
  3. Step 3: Cross multiply
    1,002,017.70x = 1,503,084.15 × 292,155.30
  4. Step 4: Simplify right side
    1,002,017.70x = 439,134,000,768.50
  5. Step 5: Solve for x
    x = 439,134,000,768.50/1,002,017.70
  6. Step 6: Final answer
    x = 438,249.74

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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.