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Finding the Fourth Proportional to 360,310.97, 497,278.53 and 207,346.02

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Solution

The fourth proportional to 360,310.97, 497,278.53 and 207,346.02 is: 286,165.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,310.97 : 497,278.53 = 207,346.02 : x
  2. Step 2: Convert to fraction form
    360,310.97/497,278.53 = 207,346.02/x
  3. Step 3: Cross multiply
    360,310.97x = 497,278.53 × 207,346.02
  4. Step 4: Simplify right side
    360,310.97x = 103,108,724,026.95
  5. Step 5: Solve for x
    x = 103,108,724,026.95/360,310.97
  6. Step 6: Final answer
    x = 286,165.93

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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.