Home / 883,553.60-1,325,330.40-284,513.60

Finding the Fourth Proportional to 883,553.60, 1,325,330.40 and 284,513.60

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Solution

The fourth proportional to 883,553.60, 1,325,330.40 and 284,513.60 is: 426,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,553.60 : 1,325,330.40 = 284,513.60 : x
  2. Step 2: Convert to fraction form
    883,553.60/1,325,330.40 = 284,513.60/x
  3. Step 3: Cross multiply
    883,553.60x = 1,325,330.40 × 284,513.60
  4. Step 4: Simplify right side
    883,553.60x = 377,074,523,293.44
  5. Step 5: Solve for x
    x = 377,074,523,293.44/883,553.60
  6. Step 6: Final answer
    x = 426,770.40

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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.