Home / 348,020.20-522,030.30-229,922.20

Finding the Fourth Proportional to 348,020.20, 522,030.30 and 229,922.20

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Solution

The fourth proportional to 348,020.20, 522,030.30 and 229,922.20 is: 344,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,020.20 : 522,030.30 = 229,922.20 : x
  2. Step 2: Convert to fraction form
    348,020.20/522,030.30 = 229,922.20/x
  3. Step 3: Cross multiply
    348,020.20x = 522,030.30 × 229,922.20
  4. Step 4: Simplify right side
    348,020.20x = 120,026,355,042.66
  5. Step 5: Solve for x
    x = 120,026,355,042.66/348,020.20
  6. Step 6: Final answer
    x = 344,883.30

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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.