Home / 496,987.20-685,367.52-334,011.84

Finding the Fourth Proportional to 496,987.20, 685,367.52 and 334,011.84

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Solution

The fourth proportional to 496,987.20, 685,367.52 and 334,011.84 is: 460,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,987.20 : 685,367.52 = 334,011.84 : x
  2. Step 2: Convert to fraction form
    496,987.20/685,367.52 = 334,011.84/x
  3. Step 3: Cross multiply
    496,987.20x = 685,367.52 × 334,011.84
  4. Step 4: Simplify right side
    496,987.20x = 228,920,866,431.44
  5. Step 5: Solve for x
    x = 228,920,866,431.44/496,987.20
  6. Step 6: Final answer
    x = 460,617.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.