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Finding the Fourth Proportional to 360,799.56, 497,956.28 and 207,807.98

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Solution

The fourth proportional to 360,799.56, 497,956.28 and 207,807.98 is: 286,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,799.56 : 497,956.28 = 207,807.98 : x
  2. Step 2: Convert to fraction form
    360,799.56/497,956.28 = 207,807.98/x
  3. Step 3: Cross multiply
    360,799.56x = 497,956.28 × 207,807.98
  4. Step 4: Simplify right side
    360,799.56x = 103,479,285,146.29
  5. Step 5: Solve for x
    x = 103,479,285,146.29/360,799.56
  6. Step 6: Final answer
    x = 286,805.46

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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.