Home / 501,931.76-752,842.53-146,949.26

Finding the Fourth Proportional to 501,931.76, 752,842.53 and 146,949.26

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Solution

The fourth proportional to 501,931.76, 752,842.53 and 146,949.26 is: 220,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,931.76 : 752,842.53 = 146,949.26 : x
  2. Step 2: Convert to fraction form
    501,931.76/752,842.53 = 146,949.26/x
  3. Step 3: Cross multiply
    501,931.76x = 752,842.53 × 146,949.26
  4. Step 4: Simplify right side
    501,931.76x = 110,629,648,915.82
  5. Step 5: Solve for x
    x = 110,629,648,915.82/501,931.76
  6. Step 6: Final answer
    x = 220,407.75

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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.