Home / 291,466.20-404,057.64-275,501.16

Finding the Fourth Proportional to 291,466.20, 404,057.64 and 275,501.16

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Solution

The fourth proportional to 291,466.20, 404,057.64 and 275,501.16 is: 381,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,466.20 : 404,057.64 = 275,501.16 : x
  2. Step 2: Convert to fraction form
    291,466.20/404,057.64 = 275,501.16/x
  3. Step 3: Cross multiply
    291,466.20x = 404,057.64 × 275,501.16
  4. Step 4: Simplify right side
    291,466.20x = 111,318,348,526.86
  5. Step 5: Solve for x
    x = 111,318,348,526.86/291,466.20
  6. Step 6: Final answer
    x = 381,925.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.