Home / 831,169.44-1,146,743.76-508,543.20

Finding the Fourth Proportional to 831,169.44, 1,146,743.76 and 508,543.20

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Solution

The fourth proportional to 831,169.44, 1,146,743.76 and 508,543.20 is: 701,624.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,169.44 : 1,146,743.76 = 508,543.20 : x
  2. Step 2: Convert to fraction form
    831,169.44/1,146,743.76 = 508,543.20/x
  3. Step 3: Cross multiply
    831,169.44x = 1,146,743.76 × 508,543.20
  4. Step 4: Simplify right side
    831,169.44x = 583,168,741,290.43
  5. Step 5: Solve for x
    x = 583,168,741,290.43/831,169.44
  6. Step 6: Final answer
    x = 701,624.38

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Double scale
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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.