Home / 715,904.42-1,073,629.74-242,479.10

Finding the Fourth Proportional to 715,904.42, 1,073,629.74 and 242,479.10

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Solution

The fourth proportional to 715,904.42, 1,073,629.74 and 242,479.10 is: 363,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,904.42 : 1,073,629.74 = 242,479.10 : x
  2. Step 2: Convert to fraction form
    715,904.42/1,073,629.74 = 242,479.10/x
  3. Step 3: Cross multiply
    715,904.42x = 1,073,629.74 × 242,479.10
  4. Step 4: Simplify right side
    715,904.42x = 260,332,773,088.43
  5. Step 5: Solve for x
    x = 260,332,773,088.43/715,904.42
  6. Step 6: Final answer
    x = 363,641.80

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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.