Home / 426,964.38-588,829.47-354,252.15

Finding the Fourth Proportional to 426,964.38, 588,829.47 and 354,252.15

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Solution

The fourth proportional to 426,964.38, 588,829.47 and 354,252.15 is: 488,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,964.38 : 588,829.47 = 354,252.15 : x
  2. Step 2: Convert to fraction form
    426,964.38/588,829.47 = 354,252.15/x
  3. Step 3: Cross multiply
    426,964.38x = 588,829.47 × 354,252.15
  4. Step 4: Simplify right side
    426,964.38x = 208,594,105,730.86
  5. Step 5: Solve for x
    x = 208,594,105,730.86/426,964.38
  6. Step 6: Final answer
    x = 488,551.54

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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.