Home / 334,790.70-502,030.68-121,531.76

Finding the Fourth Proportional to 334,790.70, 502,030.68 and 121,531.76

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Solution

The fourth proportional to 334,790.70, 502,030.68 and 121,531.76 is: 182,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,790.70 : 502,030.68 = 121,531.76 : x
  2. Step 2: Convert to fraction form
    334,790.70/502,030.68 = 121,531.76/x
  3. Step 3: Cross multiply
    334,790.70x = 502,030.68 × 121,531.76
  4. Step 4: Simplify right side
    334,790.70x = 61,012,672,114.40
  5. Step 5: Solve for x
    x = 61,012,672,114.40/334,790.70
  6. Step 6: Final answer
    x = 182,241.24

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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.