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Finding the Fourth Proportional to 543,024.44, 749,365.24 and 298,011.32

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Solution

The fourth proportional to 543,024.44, 749,365.24 and 298,011.32 is: 411,250.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,024.44 : 749,365.24 = 298,011.32 : x
  2. Step 2: Convert to fraction form
    543,024.44/749,365.24 = 298,011.32/x
  3. Step 3: Cross multiply
    543,024.44x = 749,365.24 × 298,011.32
  4. Step 4: Simplify right side
    543,024.44x = 223,319,324,334.52
  5. Step 5: Solve for x
    x = 223,319,324,334.52/543,024.44
  6. Step 6: Final answer
    x = 411,250.96

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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.