Home / 950,273.60-1,425,112.56-310,431.50

Finding the Fourth Proportional to 950,273.60, 1,425,112.56 and 310,431.50

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Solution

The fourth proportional to 950,273.60, 1,425,112.56 and 310,431.50 is: 465,549.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,273.60 : 1,425,112.56 = 310,431.50 : x
  2. Step 2: Convert to fraction form
    950,273.60/1,425,112.56 = 310,431.50/x
  3. Step 3: Cross multiply
    950,273.60x = 1,425,112.56 × 310,431.50
  4. Step 4: Simplify right side
    950,273.60x = 442,399,829,669.64
  5. Step 5: Solve for x
    x = 442,399,829,669.64/950,273.60
  6. Step 6: Final answer
    x = 465,549.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.