Home / 348,100.80-522,187.65-148,442.28

Finding the Fourth Proportional to 348,100.80, 522,187.65 and 148,442.28

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Solution

The fourth proportional to 348,100.80, 522,187.65 and 148,442.28 is: 222,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,100.80 : 522,187.65 = 148,442.28 : x
  2. Step 2: Convert to fraction form
    348,100.80/522,187.65 = 148,442.28/x
  3. Step 3: Cross multiply
    348,100.80x = 522,187.65 × 148,442.28
  4. Step 4: Simplify right side
    348,100.80x = 77,514,725,353.84
  5. Step 5: Solve for x
    x = 77,514,725,353.84/348,100.80
  6. Step 6: Final answer
    x = 222,678.96

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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.