Home / 460,208.10-690,359.28-176,137.56

Finding the Fourth Proportional to 460,208.10, 690,359.28 and 176,137.56

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Solution

The fourth proportional to 460,208.10, 690,359.28 and 176,137.56 is: 264,224.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,208.10 : 690,359.28 = 176,137.56 : x
  2. Step 2: Convert to fraction form
    460,208.10/690,359.28 = 176,137.56/x
  3. Step 3: Cross multiply
    460,208.10x = 690,359.28 × 176,137.56
  4. Step 4: Simplify right side
    460,208.10x = 121,598,199,102.56
  5. Step 5: Solve for x
    x = 121,598,199,102.56/460,208.10
  6. Step 6: Final answer
    x = 264,224.38

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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.