Home / 426,304.20-588,298.55-235,316.22

Finding the Fourth Proportional to 426,304.20, 588,298.55 and 235,316.22

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Solution

The fourth proportional to 426,304.20, 588,298.55 and 235,316.22 is: 324,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,304.20 : 588,298.55 = 235,316.22 : x
  2. Step 2: Convert to fraction form
    426,304.20/588,298.55 = 235,316.22/x
  3. Step 3: Cross multiply
    426,304.20x = 588,298.55 × 235,316.22
  4. Step 4: Simplify right side
    426,304.20x = 138,436,191,605.77
  5. Step 5: Solve for x
    x = 138,436,191,605.77/426,304.20
  6. Step 6: Final answer
    x = 324,735.70

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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.