Home / 672,276.26-1,008,416.40-173,640.26

Finding the Fourth Proportional to 672,276.26, 1,008,416.40 and 173,640.26

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Solution

The fourth proportional to 672,276.26, 1,008,416.40 and 173,640.26 is: 260,460.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,276.26 : 1,008,416.40 = 173,640.26 : x
  2. Step 2: Convert to fraction form
    672,276.26/1,008,416.40 = 173,640.26/x
  3. Step 3: Cross multiply
    672,276.26x = 1,008,416.40 × 173,640.26
  4. Step 4: Simplify right side
    672,276.26x = 175,101,685,884.26
  5. Step 5: Solve for x
    x = 175,101,685,884.26/672,276.26
  6. Step 6: Final answer
    x = 260,460.91

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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.