Home / 672,043.90-1,008,065.85-173,407.90

Finding the Fourth Proportional to 672,043.90, 1,008,065.85 and 173,407.90

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Solution

The fourth proportional to 672,043.90, 1,008,065.85 and 173,407.90 is: 260,111.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,043.90 : 1,008,065.85 = 173,407.90 : x
  2. Step 2: Convert to fraction form
    672,043.90/1,008,065.85 = 173,407.90/x
  3. Step 3: Cross multiply
    672,043.90x = 1,008,065.85 × 173,407.90
  4. Step 4: Simplify right side
    672,043.90x = 174,806,582,110.22
  5. Step 5: Solve for x
    x = 174,806,582,110.22/672,043.90
  6. Step 6: Final answer
    x = 260,111.85

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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.