Home / 349,746.30-524,619.45-322,190.10

Finding the Fourth Proportional to 349,746.30, 524,619.45 and 322,190.10

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Solution

The fourth proportional to 349,746.30, 524,619.45 and 322,190.10 is: 483,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,746.30 : 524,619.45 = 322,190.10 : x
  2. Step 2: Convert to fraction form
    349,746.30/524,619.45 = 322,190.10/x
  3. Step 3: Cross multiply
    349,746.30x = 524,619.45 × 322,190.10
  4. Step 4: Simplify right side
    349,746.30x = 169,027,193,057.45
  5. Step 5: Solve for x
    x = 169,027,193,057.45/349,746.30
  6. Step 6: Final answer
    x = 483,285.15

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Similar ratio
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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.