Home / 291,552.42-437,390-165,253.18

Finding the Fourth Proportional to 291,552.42, 437,390 and 165,253.18

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Solution

The fourth proportional to 291,552.42, 437,390 and 165,253.18 is: 247,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,552.42 : 437,390 = 165,253.18 : x
  2. Step 2: Convert to fraction form
    291,552.42/437,390 = 165,253.18/x
  3. Step 3: Cross multiply
    291,552.42x = 437,390 × 165,253.18
  4. Step 4: Simplify right side
    291,552.42x = 72,280,088,400.20
  5. Step 5: Solve for x
    x = 72,280,088,400.20/291,552.42
  6. Step 6: Final answer
    x = 247,914.55

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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.