Home / 460,230.20-690,392.40-176,159.42

Finding the Fourth Proportional to 460,230.20, 690,392.40 and 176,159.42

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Solution

The fourth proportional to 460,230.20, 690,392.40 and 176,159.42 is: 264,257.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,230.20 : 690,392.40 = 176,159.42 : x
  2. Step 2: Convert to fraction form
    460,230.20/690,392.40 = 176,159.42/x
  3. Step 3: Cross multiply
    460,230.20x = 690,392.40 × 176,159.42
  4. Step 4: Simplify right side
    460,230.20x = 121,619,124,756.41
  5. Step 5: Solve for x
    x = 121,619,124,756.41/460,230.20
  6. Step 6: Final answer
    x = 264,257.16

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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.