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Finding the Fourth Proportional to 548,756.96, 757,402.88 and 333,966.32

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Solution

The fourth proportional to 548,756.96, 757,402.88 and 333,966.32 is: 460,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,756.96 : 757,402.88 = 333,966.32 : x
  2. Step 2: Convert to fraction form
    548,756.96/757,402.88 = 333,966.32/x
  3. Step 3: Cross multiply
    548,756.96x = 757,402.88 × 333,966.32
  4. Step 4: Simplify right side
    548,756.96x = 252,947,052,591.00
  5. Step 5: Solve for x
    x = 252,947,052,591.00/548,756.96
  6. Step 6: Final answer
    x = 460,945.50

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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.