Home / 710,080.62-1,065,121.09-177,601.71

Finding the Fourth Proportional to 710,080.62, 1,065,121.09 and 177,601.71

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Solution

The fourth proportional to 710,080.62, 1,065,121.09 and 177,601.71 is: 266,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,080.62 : 1,065,121.09 = 177,601.71 : x
  2. Step 2: Convert to fraction form
    710,080.62/1,065,121.09 = 177,601.71/x
  3. Step 3: Cross multiply
    710,080.62x = 1,065,121.09 × 177,601.71
  4. Step 4: Simplify right side
    710,080.62x = 189,167,326,941.06
  5. Step 5: Solve for x
    x = 189,167,326,941.06/710,080.62
  6. Step 6: Final answer
    x = 266,402.61

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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.