Home / 950,422.61-1,425,460.88-381,780.74

Finding the Fourth Proportional to 950,422.61, 1,425,460.88 and 381,780.74

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Solution

The fourth proportional to 950,422.61, 1,425,460.88 and 381,780.74 is: 572,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,422.61 : 1,425,460.88 = 381,780.74 : x
  2. Step 2: Convert to fraction form
    950,422.61/1,425,460.88 = 381,780.74/x
  3. Step 3: Cross multiply
    950,422.61x = 1,425,460.88 × 381,780.74
  4. Step 4: Simplify right side
    950,422.61x = 544,213,514,125.56
  5. Step 5: Solve for x
    x = 544,213,514,125.56/950,422.61
  6. Step 6: Final answer
    x = 572,601.61

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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.