Home / 880,838.40-1,321,257.60-460,934.40

Finding the Fourth Proportional to 880,838.40, 1,321,257.60 and 460,934.40

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Solution

The fourth proportional to 880,838.40, 1,321,257.60 and 460,934.40 is: 691,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,838.40 : 1,321,257.60 = 460,934.40 : x
  2. Step 2: Convert to fraction form
    880,838.40/1,321,257.60 = 460,934.40/x
  3. Step 3: Cross multiply
    880,838.40x = 1,321,257.60 × 460,934.40
  4. Step 4: Simplify right side
    880,838.40x = 609,013,079,101.44
  5. Step 5: Solve for x
    x = 609,013,079,101.44/880,838.40
  6. Step 6: Final answer
    x = 691,401.60

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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.