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Finding the Fourth Proportional to 360,630.29, 497,548.94 and 207,665.19

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Solution

The fourth proportional to 360,630.29, 497,548.94 and 207,665.19 is: 286,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,630.29 : 497,548.94 = 207,665.19 : x
  2. Step 2: Convert to fraction form
    360,630.29/497,548.94 = 207,665.19/x
  3. Step 3: Cross multiply
    360,630.29x = 497,548.94 × 207,665.19
  4. Step 4: Simplify right side
    360,630.29x = 103,323,595,289.19
  5. Step 5: Solve for x
    x = 103,323,595,289.19/360,630.29
  6. Step 6: Final answer
    x = 286,508.36

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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.