Home / 715,770.07-1,073,627.08-242,455.43

Finding the Fourth Proportional to 715,770.07, 1,073,627.08 and 242,455.43

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Solution

The fourth proportional to 715,770.07, 1,073,627.08 and 242,455.43 is: 363,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,770.07 : 1,073,627.08 = 242,455.43 : x
  2. Step 2: Convert to fraction form
    715,770.07/1,073,627.08 = 242,455.43/x
  3. Step 3: Cross multiply
    715,770.07x = 1,073,627.08 × 242,455.43
  4. Step 4: Simplify right side
    715,770.07x = 260,306,712,656.98
  5. Step 5: Solve for x
    x = 260,306,712,656.98/715,770.07
  6. Step 6: Final answer
    x = 363,673.65

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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.