Home / 738,787.88-1,108,244.68-233,213.60

Finding the Fourth Proportional to 738,787.88, 1,108,244.68 and 233,213.60

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Solution

The fourth proportional to 738,787.88, 1,108,244.68 and 233,213.60 is: 349,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,787.88 : 1,108,244.68 = 233,213.60 : x
  2. Step 2: Convert to fraction form
    738,787.88/1,108,244.68 = 233,213.60/x
  3. Step 3: Cross multiply
    738,787.88x = 1,108,244.68 × 233,213.60
  4. Step 4: Simplify right side
    738,787.88x = 258,457,731,503.65
  5. Step 5: Solve for x
    x = 258,457,731,503.65/738,787.88
  6. Step 6: Final answer
    x = 349,840.24

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Double scale
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Similar ratio
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1.5x scale

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.