Home / 349,723.40-524,585.10-322,896.20

Finding the Fourth Proportional to 349,723.40, 524,585.10 and 322,896.20

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Solution

The fourth proportional to 349,723.40, 524,585.10 and 322,896.20 is: 484,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,723.40 : 524,585.10 = 322,896.20 : x
  2. Step 2: Convert to fraction form
    349,723.40/524,585.10 = 322,896.20/x
  3. Step 3: Cross multiply
    349,723.40x = 524,585.10 × 322,896.20
  4. Step 4: Simplify right side
    349,723.40x = 169,386,535,366.62
  5. Step 5: Solve for x
    x = 169,386,535,366.62/349,723.40
  6. Step 6: Final answer
    x = 484,344.30

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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.