Home / 894,082.60-1,341,123.90-388,557.55

Finding the Fourth Proportional to 894,082.60, 1,341,123.90 and 388,557.55

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Solution

The fourth proportional to 894,082.60, 1,341,123.90 and 388,557.55 is: 582,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,082.60 : 1,341,123.90 = 388,557.55 : x
  2. Step 2: Convert to fraction form
    894,082.60/1,341,123.90 = 388,557.55/x
  3. Step 3: Cross multiply
    894,082.60x = 1,341,123.90 × 388,557.55
  4. Step 4: Simplify right side
    894,082.60x = 521,103,816,830.45
  5. Step 5: Solve for x
    x = 521,103,816,830.45/894,082.60
  6. Step 6: Final answer
    x = 582,836.33

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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.