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Finding the Fourth Proportional to 465,482.61, 698,222.64 and 123,926.04

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Solution

The fourth proportional to 465,482.61, 698,222.64 and 123,926.04 is: 185,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,482.61 : 698,222.64 = 123,926.04 : x
  2. Step 2: Convert to fraction form
    465,482.61/698,222.64 = 123,926.04/x
  3. Step 3: Cross multiply
    465,482.61x = 698,222.64 × 123,926.04
  4. Step 4: Simplify right side
    465,482.61x = 86,527,966,813.55
  5. Step 5: Solve for x
    x = 86,527,966,813.55/465,482.61
  6. Step 6: Final answer
    x = 185,888.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.