Home / 348,009.20-522,402.60-325,167.20

Finding the Fourth Proportional to 348,009.20, 522,402.60 and 325,167.20

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Solution

The fourth proportional to 348,009.20, 522,402.60 and 325,167.20 is: 488,114.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,009.20 : 522,402.60 = 325,167.20 : x
  2. Step 2: Convert to fraction form
    348,009.20/522,402.60 = 325,167.20/x
  3. Step 3: Cross multiply
    348,009.20x = 522,402.60 × 325,167.20
  4. Step 4: Simplify right side
    348,009.20x = 169,868,190,714.72
  5. Step 5: Solve for x
    x = 169,868,190,714.72/348,009.20
  6. Step 6: Final answer
    x = 488,114.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.