Home / 490,764.35-735,829.40-234,491.69

Finding the Fourth Proportional to 490,764.35, 735,829.40 and 234,491.69

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Solution

The fourth proportional to 490,764.35, 735,829.40 and 234,491.69 is: 351,586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,764.35 : 735,829.40 = 234,491.69 : x
  2. Step 2: Convert to fraction form
    490,764.35/735,829.40 = 234,491.69/x
  3. Step 3: Cross multiply
    490,764.35x = 735,829.40 × 234,491.69
  4. Step 4: Simplify right side
    490,764.35x = 172,545,874,706.08
  5. Step 5: Solve for x
    x = 172,545,874,706.08/490,764.35
  6. Step 6: Final answer
    x = 351,586.00

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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.