Home / 731,143.86-1,093,741.46-618,119.70

Finding the Fourth Proportional to 731,143.86, 1,093,741.46 and 618,119.70

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Solution

The fourth proportional to 731,143.86, 1,093,741.46 and 618,119.70 is: 924,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,143.86 : 1,093,741.46 = 618,119.70 : x
  2. Step 2: Convert to fraction form
    731,143.86/1,093,741.46 = 618,119.70/x
  3. Step 3: Cross multiply
    731,143.86x = 1,093,741.46 × 618,119.70
  4. Step 4: Simplify right side
    731,143.86x = 676,063,143,132.76
  5. Step 5: Solve for x
    x = 676,063,143,132.76/731,143.86
  6. Step 6: Final answer
    x = 924,665.01

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Double scale
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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.