Home / 712,260.93-1,068,387.29-179,779.74

Finding the Fourth Proportional to 712,260.93, 1,068,387.29 and 179,779.74

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Solution

The fourth proportional to 712,260.93, 1,068,387.29 and 179,779.74 is: 269,668.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,260.93 : 1,068,387.29 = 179,779.74 : x
  2. Step 2: Convert to fraction form
    712,260.93/1,068,387.29 = 179,779.74/x
  3. Step 3: Cross multiply
    712,260.93x = 1,068,387.29 × 179,779.74
  4. Step 4: Simplify right side
    712,260.93x = 192,074,388,316.61
  5. Step 5: Solve for x
    x = 192,074,388,316.61/712,260.93
  6. Step 6: Final answer
    x = 269,668.57

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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.