Home / 467,947.08-645,766.96-253,087.16

Finding the Fourth Proportional to 467,947.08, 645,766.96 and 253,087.16

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Solution

The fourth proportional to 467,947.08, 645,766.96 and 253,087.16 is: 349,260.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,947.08 : 645,766.96 = 253,087.16 : x
  2. Step 2: Convert to fraction form
    467,947.08/645,766.96 = 253,087.16/x
  3. Step 3: Cross multiply
    467,947.08x = 645,766.96 × 253,087.16
  4. Step 4: Simplify right side
    467,947.08x = 163,435,325,928.23
  5. Step 5: Solve for x
    x = 163,435,325,928.23/467,947.08
  6. Step 6: Final answer
    x = 349,260.28

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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.