Home / 346,412.20-519,132.30-275,456.20

Finding the Fourth Proportional to 346,412.20, 519,132.30 and 275,456.20

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Solution

The fourth proportional to 346,412.20, 519,132.30 and 275,456.20 is: 412,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,412.20 : 519,132.30 = 275,456.20 : x
  2. Step 2: Convert to fraction form
    346,412.20/519,132.30 = 275,456.20/x
  3. Step 3: Cross multiply
    346,412.20x = 519,132.30 × 275,456.20
  4. Step 4: Simplify right side
    346,412.20x = 142,998,210,655.26
  5. Step 5: Solve for x
    x = 142,998,210,655.26/346,412.20
  6. Step 6: Final answer
    x = 412,797.85

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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.