Home / 426,073.10-587,980.43-235,086.49

Finding the Fourth Proportional to 426,073.10, 587,980.43 and 235,086.49

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Solution

The fourth proportional to 426,073.10, 587,980.43 and 235,086.49 is: 324,419.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,073.10 : 587,980.43 = 235,086.49 : x
  2. Step 2: Convert to fraction form
    426,073.10/587,980.43 = 235,086.49/x
  3. Step 3: Cross multiply
    426,073.10x = 587,980.43 × 235,086.49
  4. Step 4: Simplify right side
    426,073.10x = 138,226,255,477.39
  5. Step 5: Solve for x
    x = 138,226,255,477.39/426,073.10
  6. Step 6: Final answer
    x = 324,419.11

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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.