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Finding the Fourth Proportional to 555,725.16, 833,581.20 and 135,001.44

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Solution

The fourth proportional to 555,725.16, 833,581.20 and 135,001.44 is: 202,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,725.16 : 833,581.20 = 135,001.44 : x
  2. Step 2: Convert to fraction form
    555,725.16/833,581.20 = 135,001.44/x
  3. Step 3: Cross multiply
    555,725.16x = 833,581.20 × 135,001.44
  4. Step 4: Simplify right side
    555,725.16x = 112,534,662,356.93
  5. Step 5: Solve for x
    x = 112,534,662,356.93/555,725.16
  6. Step 6: Final answer
    x = 202,500.57

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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.