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Finding the Fourth Proportional to 894,314.80, 1,341,472.20 and 295,368.40

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Solution

The fourth proportional to 894,314.80, 1,341,472.20 and 295,368.40 is: 443,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,314.80 : 1,341,472.20 = 295,368.40 : x
  2. Step 2: Convert to fraction form
    894,314.80/1,341,472.20 = 295,368.40/x
  3. Step 3: Cross multiply
    894,314.80x = 1,341,472.20 × 295,368.40
  4. Step 4: Simplify right side
    894,314.80x = 396,228,497,358.48
  5. Step 5: Solve for x
    x = 396,228,497,358.48/894,314.80
  6. Step 6: Final answer
    x = 443,052.60

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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.