Home / 476,101.02-657,016.95-269,378.46

Finding the Fourth Proportional to 476,101.02, 657,016.95 and 269,378.46

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Solution

The fourth proportional to 476,101.02, 657,016.95 and 269,378.46 is: 371,740.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,101.02 : 657,016.95 = 269,378.46 : x
  2. Step 2: Convert to fraction form
    476,101.02/657,016.95 = 269,378.46/x
  3. Step 3: Cross multiply
    476,101.02x = 657,016.95 × 269,378.46
  4. Step 4: Simplify right side
    476,101.02x = 176,986,214,184.90
  5. Step 5: Solve for x
    x = 176,986,214,184.90/476,101.02
  6. Step 6: Final answer
    x = 371,740.88

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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.