Home / 346,233.67-519,380.24-121,574.79

Finding the Fourth Proportional to 346,233.67, 519,380.24 and 121,574.79

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Solution

The fourth proportional to 346,233.67, 519,380.24 and 121,574.79 is: 182,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,233.67 : 519,380.24 = 121,574.79 : x
  2. Step 2: Convert to fraction form
    346,233.67/519,380.24 = 121,574.79/x
  3. Step 3: Cross multiply
    346,233.67x = 519,380.24 × 121,574.79
  4. Step 4: Simplify right side
    346,233.67x = 63,143,543,000.28
  5. Step 5: Solve for x
    x = 63,143,543,000.28/346,233.67
  6. Step 6: Final answer
    x = 182,372.63

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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.