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Finding the Fourth Proportional to 575,450.27, 794,103.17 and 317,338.10

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Solution

The fourth proportional to 575,450.27, 794,103.17 and 317,338.10 is: 437,916.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,450.27 : 794,103.17 = 317,338.10 : x
  2. Step 2: Convert to fraction form
    575,450.27/794,103.17 = 317,338.10/x
  3. Step 3: Cross multiply
    575,450.27x = 794,103.17 × 317,338.10
  4. Step 4: Simplify right side
    575,450.27x = 251,999,185,614.57
  5. Step 5: Solve for x
    x = 251,999,185,614.57/575,450.27
  6. Step 6: Final answer
    x = 437,916.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.