Home / 501,719.62-752,604.73-141,916.21

Finding the Fourth Proportional to 501,719.62, 752,604.73 and 141,916.21

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Solution

The fourth proportional to 501,719.62, 752,604.73 and 141,916.21 is: 212,881.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,719.62 : 752,604.73 = 141,916.21 : x
  2. Step 2: Convert to fraction form
    501,719.62/752,604.73 = 141,916.21/x
  3. Step 3: Cross multiply
    501,719.62x = 752,604.73 × 141,916.21
  4. Step 4: Simplify right side
    501,719.62x = 106,806,810,909.67
  5. Step 5: Solve for x
    x = 106,806,810,909.67/501,719.62
  6. Step 6: Final answer
    x = 212,881.47

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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.