Home / 426,426.03-588,463.95-235,440.78

Finding the Fourth Proportional to 426,426.03, 588,463.95 and 235,440.78

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Solution

The fourth proportional to 426,426.03, 588,463.95 and 235,440.78 is: 324,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,426.03 : 588,463.95 = 235,440.78 : x
  2. Step 2: Convert to fraction form
    426,426.03/588,463.95 = 235,440.78/x
  3. Step 3: Cross multiply
    426,426.03x = 588,463.95 × 235,440.78
  4. Step 4: Simplify right side
    426,426.03x = 138,548,411,389.88
  5. Step 5: Solve for x
    x = 138,548,411,389.88/426,426.03
  6. Step 6: Final answer
    x = 324,906.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.