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Finding the Fourth Proportional to 411,313.60, 567,608.72 and 230,023.44

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Solution

The fourth proportional to 411,313.60, 567,608.72 and 230,023.44 is: 317,430.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,313.60 : 567,608.72 = 230,023.44 : x
  2. Step 2: Convert to fraction form
    411,313.60/567,608.72 = 230,023.44/x
  3. Step 3: Cross multiply
    411,313.60x = 567,608.72 × 230,023.44
  4. Step 4: Simplify right side
    411,313.60x = 130,563,310,348.40
  5. Step 5: Solve for x
    x = 130,563,310,348.40/411,313.60
  6. Step 6: Final answer
    x = 317,430.08

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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.