Home / 514,120.57-771,016.52-177,080.18

Finding the Fourth Proportional to 514,120.57, 771,016.52 and 177,080.18

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Solution

The fourth proportional to 514,120.57, 771,016.52 and 177,080.18 is: 265,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,120.57 : 771,016.52 = 177,080.18 : x
  2. Step 2: Convert to fraction form
    514,120.57/771,016.52 = 177,080.18/x
  3. Step 3: Cross multiply
    514,120.57x = 771,016.52 × 177,080.18
  4. Step 4: Simplify right side
    514,120.57x = 136,531,740,732.19
  5. Step 5: Solve for x
    x = 136,531,740,732.19/514,120.57
  6. Step 6: Final answer
    x = 265,563.66

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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.