Home / 769,852.88-1,154,705.09-237,230.90

Finding the Fourth Proportional to 769,852.88, 1,154,705.09 and 237,230.90

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Solution

The fourth proportional to 769,852.88, 1,154,705.09 and 237,230.90 is: 355,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,852.88 : 1,154,705.09 = 237,230.90 : x
  2. Step 2: Convert to fraction form
    769,852.88/1,154,705.09 = 237,230.90/x
  3. Step 3: Cross multiply
    769,852.88x = 1,154,705.09 × 237,230.90
  4. Step 4: Simplify right side
    769,852.88x = 273,931,720,775.60
  5. Step 5: Solve for x
    x = 273,931,720,775.60/769,852.88
  6. Step 6: Final answer
    x = 355,823.47

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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.