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Finding the Fourth Proportional to 360,367.61, 497,356.67 and 207,402.68

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Solution

The fourth proportional to 360,367.61, 497,356.67 and 207,402.68 is: 286,244.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,367.61 : 497,356.67 = 207,402.68 : x
  2. Step 2: Convert to fraction form
    360,367.61/497,356.67 = 207,402.68/x
  3. Step 3: Cross multiply
    360,367.61x = 497,356.67 × 207,402.68
  4. Step 4: Simplify right side
    360,367.61x = 103,153,108,035.77
  5. Step 5: Solve for x
    x = 103,153,108,035.77/360,367.61
  6. Step 6: Final answer
    x = 286,244.12

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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.