Home / 379,765.11-569,928.02-180,086.16

Finding the Fourth Proportional to 379,765.11, 569,928.02 and 180,086.16

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Solution

The fourth proportional to 379,765.11, 569,928.02 and 180,086.16 is: 270,262.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,765.11 : 569,928.02 = 180,086.16 : x
  2. Step 2: Convert to fraction form
    379,765.11/569,928.02 = 180,086.16/x
  3. Step 3: Cross multiply
    379,765.11x = 569,928.02 × 180,086.16
  4. Step 4: Simplify right side
    379,765.11x = 102,636,147,697.77
  5. Step 5: Solve for x
    x = 102,636,147,697.77/379,765.11
  6. Step 6: Final answer
    x = 270,262.18

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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.