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Finding the Fourth Proportional to 360,753, 497,837.52 and 207,735.36

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Solution

The fourth proportional to 360,753, 497,837.52 and 207,735.36 is: 286,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,753 : 497,837.52 = 207,735.36 : x
  2. Step 2: Convert to fraction form
    360,753/497,837.52 = 207,735.36/x
  3. Step 3: Cross multiply
    360,753x = 497,837.52 × 207,735.36
  4. Step 4: Simplify right side
    360,753x = 103,418,456,438.71
  5. Step 5: Solve for x
    x = 103,418,456,438.71/360,753
  6. Step 6: Final answer
    x = 286,673.86

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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.