Home / 467,735.45-645,474.98-252,875.46

Finding the Fourth Proportional to 467,735.45, 645,474.98 and 252,875.46

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Solution

The fourth proportional to 467,735.45, 645,474.98 and 252,875.46 is: 348,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,735.45 : 645,474.98 = 252,875.46 : x
  2. Step 2: Convert to fraction form
    467,735.45/645,474.98 = 252,875.46/x
  3. Step 3: Cross multiply
    467,735.45x = 645,474.98 × 252,875.46
  4. Step 4: Simplify right side
    467,735.45x = 163,224,781,221.61
  5. Step 5: Solve for x
    x = 163,224,781,221.61/467,735.45
  6. Step 6: Final answer
    x = 348,968.16

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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.