Home / 514,929-772,446.96-140,952

Finding the Fourth Proportional to 514,929, 772,446.96 and 140,952

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Solution

The fourth proportional to 514,929, 772,446.96 and 140,952 is: 211,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,929 : 772,446.96 = 140,952 : x
  2. Step 2: Convert to fraction form
    514,929/772,446.96 = 140,952/x
  3. Step 3: Cross multiply
    514,929x = 772,446.96 × 140,952
  4. Step 4: Simplify right side
    514,929x = 108,877,943,905.92
  5. Step 5: Solve for x
    x = 108,877,943,905.92/514,929
  6. Step 6: Final answer
    x = 211,442.63

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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.