Home / 1,148,359.22-1,721,474.02-508,321.70

Finding the Fourth Proportional to 1,148,359.22, 1,721,474.02 and 508,321.70

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Solution

The fourth proportional to 1,148,359.22, 1,721,474.02 and 508,321.70 is: 762,011.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,359.22 : 1,721,474.02 = 508,321.70 : x
  2. Step 2: Convert to fraction form
    1,148,359.22/1,721,474.02 = 508,321.70/x
  3. Step 3: Cross multiply
    1,148,359.22x = 1,721,474.02 × 508,321.70
  4. Step 4: Simplify right side
    1,148,359.22x = 875,062,598,835.79
  5. Step 5: Solve for x
    x = 875,062,598,835.79/1,148,359.22
  6. Step 6: Final answer
    x = 762,011.21

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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.