Home / 426,461.45-588,505.47-235,470.74

Finding the Fourth Proportional to 426,461.45, 588,505.47 and 235,470.74

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Solution

The fourth proportional to 426,461.45, 588,505.47 and 235,470.74 is: 324,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,461.45 : 588,505.47 = 235,470.74 : x
  2. Step 2: Convert to fraction form
    426,461.45/588,505.47 = 235,470.74/x
  3. Step 3: Cross multiply
    426,461.45x = 588,505.47 × 235,470.74
  4. Step 4: Simplify right side
    426,461.45x = 138,575,818,514.95
  5. Step 5: Solve for x
    x = 138,575,818,514.95/426,461.45
  6. Step 6: Final answer
    x = 324,943.36

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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.