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Finding the Fourth Proportional to 469,704, 648,191.56 and 268,504.32

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Solution

The fourth proportional to 469,704, 648,191.56 and 268,504.32 is: 370,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,704 : 648,191.56 = 268,504.32 : x
  2. Step 2: Convert to fraction form
    469,704/648,191.56 = 268,504.32/x
  3. Step 3: Cross multiply
    469,704x = 648,191.56 × 268,504.32
  4. Step 4: Simplify right side
    469,704x = 174,042,234,047.54
  5. Step 5: Solve for x
    x = 174,042,234,047.54/469,704
  6. Step 6: Final answer
    x = 370,535.98

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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.