Home / 950,686.47-1,425,909.42-310,935.51

Finding the Fourth Proportional to 950,686.47, 1,425,909.42 and 310,935.51

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Solution

The fourth proportional to 950,686.47, 1,425,909.42 and 310,935.51 is: 466,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,686.47 : 1,425,909.42 = 310,935.51 : x
  2. Step 2: Convert to fraction form
    950,686.47/1,425,909.42 = 310,935.51/x
  3. Step 3: Cross multiply
    950,686.47x = 1,425,909.42 × 310,935.51
  4. Step 4: Simplify right side
    950,686.47x = 443,365,872,721.50
  5. Step 5: Solve for x
    x = 443,365,872,721.50/950,686.47
  6. Step 6: Final answer
    x = 466,363.92

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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.