Home / 674,484.48-1,011,702.36-169,049.28

Finding the Fourth Proportional to 674,484.48, 1,011,702.36 and 169,049.28

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Solution

The fourth proportional to 674,484.48, 1,011,702.36 and 169,049.28 is: 253,567.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,484.48 : 1,011,702.36 = 169,049.28 : x
  2. Step 2: Convert to fraction form
    674,484.48/1,011,702.36 = 169,049.28/x
  3. Step 3: Cross multiply
    674,484.48x = 1,011,702.36 × 169,049.28
  4. Step 4: Simplify right side
    674,484.48x = 171,027,555,532.30
  5. Step 5: Solve for x
    x = 171,027,555,532.30/674,484.48
  6. Step 6: Final answer
    x = 253,567.81

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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.