Home / 950,771.59-1,425,264.09-319,242.40

Finding the Fourth Proportional to 950,771.59, 1,425,264.09 and 319,242.40

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Solution

The fourth proportional to 950,771.59, 1,425,264.09 and 319,242.40 is: 478,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,771.59 : 1,425,264.09 = 319,242.40 : x
  2. Step 2: Convert to fraction form
    950,771.59/1,425,264.09 = 319,242.40/x
  3. Step 3: Cross multiply
    950,771.59x = 1,425,264.09 × 319,242.40
  4. Step 4: Simplify right side
    950,771.59x = 455,004,728,725.42
  5. Step 5: Solve for x
    x = 455,004,728,725.42/950,771.59
  6. Step 6: Final answer
    x = 478,563.66

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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.