Home / 426,042.40-587,938.56-235,056.24

Finding the Fourth Proportional to 426,042.40, 587,938.56 and 235,056.24

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Solution

The fourth proportional to 426,042.40, 587,938.56 and 235,056.24 is: 324,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,042.40 : 587,938.56 = 235,056.24 : x
  2. Step 2: Convert to fraction form
    426,042.40/587,938.56 = 235,056.24/x
  3. Step 3: Cross multiply
    426,042.40x = 587,938.56 × 235,056.24
  4. Step 4: Simplify right side
    426,042.40x = 138,198,627,264.61
  5. Step 5: Solve for x
    x = 138,198,627,264.61/426,042.40
  6. Step 6: Final answer
    x = 324,377.64

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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.