Home / 380,211.30-569,856.15-169,625.70

Finding the Fourth Proportional to 380,211.30, 569,856.15 and 169,625.70

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Solution

The fourth proportional to 380,211.30, 569,856.15 and 169,625.70 is: 254,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,211.30 : 569,856.15 = 169,625.70 : x
  2. Step 2: Convert to fraction form
    380,211.30/569,856.15 = 169,625.70/x
  3. Step 3: Cross multiply
    380,211.30x = 569,856.15 × 169,625.70
  4. Step 4: Simplify right side
    380,211.30x = 96,662,248,343.06
  5. Step 5: Solve for x
    x = 96,662,248,343.06/380,211.30
  6. Step 6: Final answer
    x = 254,232.97

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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.