Home / 460,401.90-691,248.96-235,923.66

Finding the Fourth Proportional to 460,401.90, 691,248.96 and 235,923.66

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Solution

The fourth proportional to 460,401.90, 691,248.96 and 235,923.66 is: 354,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,401.90 : 691,248.96 = 235,923.66 : x
  2. Step 2: Convert to fraction form
    460,401.90/691,248.96 = 235,923.66/x
  3. Step 3: Cross multiply
    460,401.90x = 691,248.96 × 235,923.66
  4. Step 4: Simplify right side
    460,401.90x = 163,081,984,614.39
  5. Step 5: Solve for x
    x = 163,081,984,614.39/460,401.90
  6. Step 6: Final answer
    x = 354,216.58

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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.