Home / 461,961.76-692,962.14-146,411.68

Finding the Fourth Proportional to 461,961.76, 692,962.14 and 146,411.68

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Solution

The fourth proportional to 461,961.76, 692,962.14 and 146,411.68 is: 219,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,961.76 : 692,962.14 = 146,411.68 : x
  2. Step 2: Convert to fraction form
    461,961.76/692,962.14 = 146,411.68/x
  3. Step 3: Cross multiply
    461,961.76x = 692,962.14 × 146,411.68
  4. Step 4: Simplify right side
    461,961.76x = 101,457,751,093.80
  5. Step 5: Solve for x
    x = 101,457,751,093.80/461,961.76
  6. Step 6: Final answer
    x = 219,623.70

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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.