Home / 832,911.54-1,249,881.21-327,383.82

Finding the Fourth Proportional to 832,911.54, 1,249,881.21 and 327,383.82

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Solution

The fourth proportional to 832,911.54, 1,249,881.21 and 327,383.82 is: 491,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,911.54 : 1,249,881.21 = 327,383.82 : x
  2. Step 2: Convert to fraction form
    832,911.54/1,249,881.21 = 327,383.82/x
  3. Step 3: Cross multiply
    832,911.54x = 1,249,881.21 × 327,383.82
  4. Step 4: Simplify right side
    832,911.54x = 409,190,885,076.02
  5. Step 5: Solve for x
    x = 409,190,885,076.02/832,911.54
  6. Step 6: Final answer
    x = 491,277.72

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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.