Home / 409,111.48-564,283.02-273,076.84

Finding the Fourth Proportional to 409,111.48, 564,283.02 and 273,076.84

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Solution

The fourth proportional to 409,111.48, 564,283.02 and 273,076.84 is: 376,651.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,111.48 : 564,283.02 = 273,076.84 : x
  2. Step 2: Convert to fraction form
    409,111.48/564,283.02 = 273,076.84/x
  3. Step 3: Cross multiply
    409,111.48x = 564,283.02 × 273,076.84
  4. Step 4: Simplify right side
    409,111.48x = 154,092,623,967.26
  5. Step 5: Solve for x
    x = 154,092,623,967.26/409,111.48
  6. Step 6: Final answer
    x = 376,651.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.