Home / 348,080.34-522,156.96-148,421.82

Finding the Fourth Proportional to 348,080.34, 522,156.96 and 148,421.82

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Solution

The fourth proportional to 348,080.34, 522,156.96 and 148,421.82 is: 222,648.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,080.34 : 522,156.96 = 148,421.82 : x
  2. Step 2: Convert to fraction form
    348,080.34/522,156.96 = 148,421.82/x
  3. Step 3: Cross multiply
    348,080.34x = 522,156.96 × 148,421.82
  4. Step 4: Simplify right side
    348,080.34x = 77,499,486,328.87
  5. Step 5: Solve for x
    x = 77,499,486,328.87/348,080.34
  6. Step 6: Final answer
    x = 222,648.27

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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.