Home / 514,065.28-771,282.40-229,732.02

Finding the Fourth Proportional to 514,065.28, 771,282.40 and 229,732.02

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Solution

The fourth proportional to 514,065.28, 771,282.40 and 229,732.02 is: 344,680.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,065.28 : 771,282.40 = 229,732.02 : x
  2. Step 2: Convert to fraction form
    514,065.28/771,282.40 = 229,732.02/x
  3. Step 3: Cross multiply
    514,065.28x = 771,282.40 × 229,732.02
  4. Step 4: Simplify right side
    514,065.28x = 177,188,263,742.45
  5. Step 5: Solve for x
    x = 177,188,263,742.45/514,065.28
  6. Step 6: Final answer
    x = 344,680.47

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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.