Home / 950,364.50-1,425,759.50-319,261.10

Finding the Fourth Proportional to 950,364.50, 1,425,759.50 and 319,261.10

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Solution

The fourth proportional to 950,364.50, 1,425,759.50 and 319,261.10 is: 478,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,364.50 : 1,425,759.50 = 319,261.10 : x
  2. Step 2: Convert to fraction form
    950,364.50/1,425,759.50 = 319,261.10/x
  3. Step 3: Cross multiply
    950,364.50x = 1,425,759.50 × 319,261.10
  4. Step 4: Simplify right side
    950,364.50x = 455,189,539,974.81
  5. Step 5: Solve for x
    x = 455,189,539,974.81/950,364.50
  6. Step 6: Final answer
    x = 478,963.12

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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.