Home / 426,938.32-588,793.47-354,226.08

Finding the Fourth Proportional to 426,938.32, 588,793.47 and 354,226.08

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Solution

The fourth proportional to 426,938.32, 588,793.47 and 354,226.08 is: 488,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,938.32 : 588,793.47 = 354,226.08 : x
  2. Step 2: Convert to fraction form
    426,938.32/588,793.47 = 354,226.08/x
  3. Step 3: Cross multiply
    426,938.32x = 588,793.47 × 354,226.08
  4. Step 4: Simplify right side
    426,938.32x = 208,566,002,807.70
  5. Step 5: Solve for x
    x = 208,566,002,807.70/426,938.32
  6. Step 6: Final answer
    x = 488,515.54

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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.