Home / 670,649.23-1,005,974.11-165,220.04

Finding the Fourth Proportional to 670,649.23, 1,005,974.11 and 165,220.04

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Solution

The fourth proportional to 670,649.23, 1,005,974.11 and 165,220.04 is: 247,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,649.23 : 1,005,974.11 = 165,220.04 : x
  2. Step 2: Convert to fraction form
    670,649.23/1,005,974.11 = 165,220.04/x
  3. Step 3: Cross multiply
    670,649.23x = 1,005,974.11 × 165,220.04
  4. Step 4: Simplify right side
    670,649.23x = 166,207,077,663.29
  5. Step 5: Solve for x
    x = 166,207,077,663.29/670,649.23
  6. Step 6: Final answer
    x = 247,830.12

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Double scale
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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.