Home / 1,154,702.52-1,731,849.66-313,319.88

Finding the Fourth Proportional to 1,154,702.52, 1,731,849.66 and 313,319.88

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Solution

The fourth proportional to 1,154,702.52, 1,731,849.66 and 313,319.88 is: 469,924.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,702.52 : 1,731,849.66 = 313,319.88 : x
  2. Step 2: Convert to fraction form
    1,154,702.52/1,731,849.66 = 313,319.88/x
  3. Step 3: Cross multiply
    1,154,702.52x = 1,731,849.66 × 313,319.88
  4. Step 4: Simplify right side
    1,154,702.52x = 542,622,927,649.24
  5. Step 5: Solve for x
    x = 542,622,927,649.24/1,154,702.52
  6. Step 6: Final answer
    x = 469,924.43

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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.