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Finding the Fourth Proportional to 426,333.36, 588,341.48 and 235,346.32

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Solution

The fourth proportional to 426,333.36, 588,341.48 and 235,346.32 is: 324,778.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,333.36 : 588,341.48 = 235,346.32 : x
  2. Step 2: Convert to fraction form
    426,333.36/588,341.48 = 235,346.32/x
  3. Step 3: Cross multiply
    426,333.36x = 588,341.48 × 235,346.32
  4. Step 4: Simplify right side
    426,333.36x = 138,464,002,221.35
  5. Step 5: Solve for x
    x = 138,464,002,221.35/426,333.36
  6. Step 6: Final answer
    x = 324,778.72

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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.