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Finding the Fourth Proportional to 360,308.97, 497,275.77 and 207,344.02

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Solution

The fourth proportional to 360,308.97, 497,275.77 and 207,344.02 is: 286,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,308.97 : 497,275.77 = 207,344.02 : x
  2. Step 2: Convert to fraction form
    360,308.97/497,275.77 = 207,344.02/x
  3. Step 3: Cross multiply
    360,308.97x = 497,275.77 × 207,344.02
  4. Step 4: Simplify right side
    360,308.97x = 103,107,157,200.40
  5. Step 5: Solve for x
    x = 103,107,157,200.40/360,308.97
  6. Step 6: Final answer
    x = 286,163.17

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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.