Home / 838,231.16-1,257,334.44-207,144.96

Finding the Fourth Proportional to 838,231.16, 1,257,334.44 and 207,144.96

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Solution

The fourth proportional to 838,231.16, 1,257,334.44 and 207,144.96 is: 310,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,231.16 : 1,257,334.44 = 207,144.96 : x
  2. Step 2: Convert to fraction form
    838,231.16/1,257,334.44 = 207,144.96/x
  3. Step 3: Cross multiply
    838,231.16x = 1,257,334.44 × 207,144.96
  4. Step 4: Simplify right side
    838,231.16x = 260,450,492,280.42
  5. Step 5: Solve for x
    x = 260,450,492,280.42/838,231.16
  6. Step 6: Final answer
    x = 310,714.40

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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.