Home / 715,763.12-1,073,616.63-242,448.47

Finding the Fourth Proportional to 715,763.12, 1,073,616.63 and 242,448.47

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Solution

The fourth proportional to 715,763.12, 1,073,616.63 and 242,448.47 is: 363,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,763.12 : 1,073,616.63 = 242,448.47 : x
  2. Step 2: Convert to fraction form
    715,763.12/1,073,616.63 = 242,448.47/x
  3. Step 3: Cross multiply
    715,763.12x = 1,073,616.63 × 242,448.47
  4. Step 4: Simplify right side
    715,763.12x = 260,296,703,941.97
  5. Step 5: Solve for x
    x = 260,296,703,941.97/715,763.12
  6. Step 6: Final answer
    x = 363,663.20

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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.