Home / 948,234.65-1,422,353.42-387,269.15

Finding the Fourth Proportional to 948,234.65, 1,422,353.42 and 387,269.15

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Solution

The fourth proportional to 948,234.65, 1,422,353.42 and 387,269.15 is: 580,904.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,234.65 : 1,422,353.42 = 387,269.15 : x
  2. Step 2: Convert to fraction form
    948,234.65/1,422,353.42 = 387,269.15/x
  3. Step 3: Cross multiply
    948,234.65x = 1,422,353.42 × 387,269.15
  4. Step 4: Simplify right side
    948,234.65x = 550,833,599,962.99
  5. Step 5: Solve for x
    x = 550,833,599,962.99/948,234.65
  6. Step 6: Final answer
    x = 580,904.32

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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.