Home / 950,359.47-1,425,420.27-310,609.73

Finding the Fourth Proportional to 950,359.47, 1,425,420.27 and 310,609.73

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Solution

The fourth proportional to 950,359.47, 1,425,420.27 and 310,609.73 is: 465,875.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,359.47 : 1,425,420.27 = 310,609.73 : x
  2. Step 2: Convert to fraction form
    950,359.47/1,425,420.27 = 310,609.73/x
  3. Step 3: Cross multiply
    950,359.47x = 1,425,420.27 × 310,609.73
  4. Step 4: Simplify right side
    950,359.47x = 442,749,398,074.13
  5. Step 5: Solve for x
    x = 442,749,398,074.13/950,359.47
  6. Step 6: Final answer
    x = 465,875.72

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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.