Home / 609,088.18-913,819.14-272,412.04

Finding the Fourth Proportional to 609,088.18, 913,819.14 and 272,412.04

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Solution

The fourth proportional to 609,088.18, 913,819.14 and 272,412.04 is: 408,701.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,088.18 : 913,819.14 = 272,412.04 : x
  2. Step 2: Convert to fraction form
    609,088.18/913,819.14 = 272,412.04/x
  3. Step 3: Cross multiply
    609,088.18x = 913,819.14 × 272,412.04
  4. Step 4: Simplify right side
    609,088.18x = 248,935,336,118.45
  5. Step 5: Solve for x
    x = 248,935,336,118.45/609,088.18
  6. Step 6: Final answer
    x = 408,701.64

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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.