Home / 514,246.76-771,347.10-140,268.52

Finding the Fourth Proportional to 514,246.76, 771,347.10 and 140,268.52

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Solution

The fourth proportional to 514,246.76, 771,347.10 and 140,268.52 is: 210,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,246.76 : 771,347.10 = 140,268.52 : x
  2. Step 2: Convert to fraction form
    514,246.76/771,347.10 = 140,268.52/x
  3. Step 3: Cross multiply
    514,246.76x = 771,347.10 × 140,268.52
  4. Step 4: Simplify right side
    514,246.76x = 108,195,716,123.29
  5. Step 5: Solve for x
    x = 108,195,716,123.29/514,246.76
  6. Step 6: Final answer
    x = 210,396.50

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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.