Home / 1,124,773.80-1,687,160.70-283,325.55

Finding the Fourth Proportional to 1,124,773.80, 1,687,160.70 and 283,325.55

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Solution

The fourth proportional to 1,124,773.80, 1,687,160.70 and 283,325.55 is: 424,988.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,773.80 : 1,687,160.70 = 283,325.55 : x
  2. Step 2: Convert to fraction form
    1,124,773.80/1,687,160.70 = 283,325.55/x
  3. Step 3: Cross multiply
    1,124,773.80x = 1,687,160.70 × 283,325.55
  4. Step 4: Simplify right side
    1,124,773.80x = 478,015,733,265.89
  5. Step 5: Solve for x
    x = 478,015,733,265.89/1,124,773.80
  6. Step 6: Final answer
    x = 424,988.33

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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.