Home / 715,763.64-1,073,617.35-242,448.98

Finding the Fourth Proportional to 715,763.64, 1,073,617.35 and 242,448.98

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Solution

The fourth proportional to 715,763.64, 1,073,617.35 and 242,448.98 is: 363,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,763.64 : 1,073,617.35 = 242,448.98 : x
  2. Step 2: Convert to fraction form
    715,763.64/1,073,617.35 = 242,448.98/x
  3. Step 3: Cross multiply
    715,763.64x = 1,073,617.35 × 242,448.98
  4. Step 4: Simplify right side
    715,763.64x = 260,297,431,417.80
  5. Step 5: Solve for x
    x = 260,297,431,417.80/715,763.64
  6. Step 6: Final answer
    x = 363,663.95

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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.