Home / 836,425.85-1,254,637.35-237,392.78

Finding the Fourth Proportional to 836,425.85, 1,254,637.35 and 237,392.78

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Solution

The fourth proportional to 836,425.85, 1,254,637.35 and 237,392.78 is: 356,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,425.85 : 1,254,637.35 = 237,392.78 : x
  2. Step 2: Convert to fraction form
    836,425.85/1,254,637.35 = 237,392.78/x
  3. Step 3: Cross multiply
    836,425.85x = 1,254,637.35 × 237,392.78
  4. Step 4: Simplify right side
    836,425.85x = 297,841,842,135.15
  5. Step 5: Solve for x
    x = 297,841,842,135.15/836,425.85
  6. Step 6: Final answer
    x = 356,088.76

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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.