Home / 887,067.77-1,331,548.54-381,878.87

Finding the Fourth Proportional to 887,067.77, 1,331,548.54 and 381,878.87

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Solution

The fourth proportional to 887,067.77, 1,331,548.54 and 381,878.87 is: 573,225.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,067.77 : 1,331,548.54 = 381,878.87 : x
  2. Step 2: Convert to fraction form
    887,067.77/1,331,548.54 = 381,878.87/x
  3. Step 3: Cross multiply
    887,067.77x = 1,331,548.54 × 381,878.87
  4. Step 4: Simplify right side
    887,067.77x = 508,490,244,192.91
  5. Step 5: Solve for x
    x = 508,490,244,192.91/887,067.77
  6. Step 6: Final answer
    x = 573,225.93

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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.