Home / 426,077.49-587,999.23-235,103.18

Finding the Fourth Proportional to 426,077.49, 587,999.23 and 235,103.18

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Solution

The fourth proportional to 426,077.49, 587,999.23 and 235,103.18 is: 324,449.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,077.49 : 587,999.23 = 235,103.18 : x
  2. Step 2: Convert to fraction form
    426,077.49/587,999.23 = 235,103.18/x
  3. Step 3: Cross multiply
    426,077.49x = 587,999.23 × 235,103.18
  4. Step 4: Simplify right side
    426,077.49x = 138,240,488,810.55
  5. Step 5: Solve for x
    x = 138,240,488,810.55/426,077.49
  6. Step 6: Final answer
    x = 324,449.17

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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.