Home / 426,275.95-588,260.86-235,289.39

Finding the Fourth Proportional to 426,275.95, 588,260.86 and 235,289.39

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Solution

The fourth proportional to 426,275.95, 588,260.86 and 235,289.39 is: 324,699.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,275.95 : 588,260.86 = 235,289.39 : x
  2. Step 2: Convert to fraction form
    426,275.95/588,260.86 = 235,289.39/x
  3. Step 3: Cross multiply
    426,275.95x = 588,260.86 × 235,289.39
  4. Step 4: Simplify right side
    426,275.95x = 138,411,538,910.28
  5. Step 5: Solve for x
    x = 138,411,538,910.28/426,275.95
  6. Step 6: Final answer
    x = 324,699.39

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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.