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Finding the Fourth Proportional to 675,650.24, 932,382.96 and 369,725.40

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Solution

The fourth proportional to 675,650.24, 932,382.96 and 369,725.40 is: 510,213.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,650.24 : 932,382.96 = 369,725.40 : x
  2. Step 2: Convert to fraction form
    675,650.24/932,382.96 = 369,725.40/x
  3. Step 3: Cross multiply
    675,650.24x = 932,382.96 × 369,725.40
  4. Step 4: Simplify right side
    675,650.24x = 344,725,662,839.18
  5. Step 5: Solve for x
    x = 344,725,662,839.18/675,650.24
  6. Step 6: Final answer
    x = 510,213.19

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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.