Home / 826,074.19-1,140,002.02-463,524.86

Finding the Fourth Proportional to 826,074.19, 1,140,002.02 and 463,524.86

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Solution

The fourth proportional to 826,074.19, 1,140,002.02 and 463,524.86 is: 639,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,074.19 : 1,140,002.02 = 463,524.86 : x
  2. Step 2: Convert to fraction form
    826,074.19/1,140,002.02 = 463,524.86/x
  3. Step 3: Cross multiply
    826,074.19x = 1,140,002.02 × 463,524.86
  4. Step 4: Simplify right side
    826,074.19x = 528,419,276,720.22
  5. Step 5: Solve for x
    x = 528,419,276,720.22/826,074.19
  6. Step 6: Final answer
    x = 639,675.33

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.