Home / 460,919.60-691,264.20-176,548.40

Finding the Fourth Proportional to 460,919.60, 691,264.20 and 176,548.40

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Solution

The fourth proportional to 460,919.60, 691,264.20 and 176,548.40 is: 264,778.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,919.60 : 691,264.20 = 176,548.40 : x
  2. Step 2: Convert to fraction form
    460,919.60/691,264.20 = 176,548.40/x
  3. Step 3: Cross multiply
    460,919.60x = 691,264.20 × 176,548.40
  4. Step 4: Simplify right side
    460,919.60x = 122,041,588,487.28
  5. Step 5: Solve for x
    x = 122,041,588,487.28/460,919.60
  6. Step 6: Final answer
    x = 264,778.47

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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.