Home / 514,141.14-771,247.61-159,108.42

Finding the Fourth Proportional to 514,141.14, 771,247.61 and 159,108.42

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Solution

The fourth proportional to 514,141.14, 771,247.61 and 159,108.42 is: 238,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,141.14 : 771,247.61 = 159,108.42 : x
  2. Step 2: Convert to fraction form
    514,141.14/771,247.61 = 159,108.42/x
  3. Step 3: Cross multiply
    514,141.14x = 771,247.61 × 159,108.42
  4. Step 4: Simplify right side
    514,141.14x = 122,711,988,655.88
  5. Step 5: Solve for x
    x = 122,711,988,655.88/514,141.14
  6. Step 6: Final answer
    x = 238,673.74

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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.