Home / 741,603.60-1,112,405.40-180,638.10

Finding the Fourth Proportional to 741,603.60, 1,112,405.40 and 180,638.10

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Solution

The fourth proportional to 741,603.60, 1,112,405.40 and 180,638.10 is: 270,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,603.60 : 1,112,405.40 = 180,638.10 : x
  2. Step 2: Convert to fraction form
    741,603.60/1,112,405.40 = 180,638.10/x
  3. Step 3: Cross multiply
    741,603.60x = 1,112,405.40 × 180,638.10
  4. Step 4: Simplify right side
    741,603.60x = 200,942,797,885.74
  5. Step 5: Solve for x
    x = 200,942,797,885.74/741,603.60
  6. Step 6: Final answer
    x = 270,957.15

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1.5x scale

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.