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Finding the Fourth Proportional to 574,735.60, 862,103.40 and 364,610.80

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Solution

The fourth proportional to 574,735.60, 862,103.40 and 364,610.80 is: 546,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,735.60 : 862,103.40 = 364,610.80 : x
  2. Step 2: Convert to fraction form
    574,735.60/862,103.40 = 364,610.80/x
  3. Step 3: Cross multiply
    574,735.60x = 862,103.40 × 364,610.80
  4. Step 4: Simplify right side
    574,735.60x = 314,332,210,356.72
  5. Step 5: Solve for x
    x = 314,332,210,356.72/574,735.60
  6. Step 6: Final answer
    x = 546,916.20

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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.