Home / 995,390.40-1,493,085.60-497,726.40

Finding the Fourth Proportional to 995,390.40, 1,493,085.60 and 497,726.40

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Solution

The fourth proportional to 995,390.40, 1,493,085.60 and 497,726.40 is: 746,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,390.40 : 1,493,085.60 = 497,726.40 : x
  2. Step 2: Convert to fraction form
    995,390.40/1,493,085.60 = 497,726.40/x
  3. Step 3: Cross multiply
    995,390.40x = 1,493,085.60 × 497,726.40
  4. Step 4: Simplify right side
    995,390.40x = 743,148,120,579.84
  5. Step 5: Solve for x
    x = 743,148,120,579.84/995,390.40
  6. Step 6: Final answer
    x = 746,589.60

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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.