Home / 755,529.60-1,133,294.40-436,227.60

Finding the Fourth Proportional to 755,529.60, 1,133,294.40 and 436,227.60

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Solution

The fourth proportional to 755,529.60, 1,133,294.40 and 436,227.60 is: 654,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,529.60 : 1,133,294.40 = 436,227.60 : x
  2. Step 2: Convert to fraction form
    755,529.60/1,133,294.40 = 436,227.60/x
  3. Step 3: Cross multiply
    755,529.60x = 1,133,294.40 × 436,227.60
  4. Step 4: Simplify right side
    755,529.60x = 494,374,296,205.44
  5. Step 5: Solve for x
    x = 494,374,296,205.44/755,529.60
  6. Step 6: Final answer
    x = 654,341.40

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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.