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Finding the Fourth Proportional to 501,648.67, 752,719.02 and 235,430.83

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Solution

The fourth proportional to 501,648.67, 752,719.02 and 235,430.83 is: 353,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,648.67 : 752,719.02 = 235,430.83 : x
  2. Step 2: Convert to fraction form
    501,648.67/752,719.02 = 235,430.83/x
  3. Step 3: Cross multiply
    501,648.67x = 752,719.02 × 235,430.83
  4. Step 4: Simplify right side
    501,648.67x = 177,213,263,635.39
  5. Step 5: Solve for x
    x = 177,213,263,635.39/501,648.67
  6. Step 6: Final answer
    x = 353,261.70

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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.