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Finding the Fourth Proportional to 887,625.78, 1,330,883.93 and 375,027.42

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Solution

The fourth proportional to 887,625.78, 1,330,883.93 and 375,027.42 is: 562,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,625.78 : 1,330,883.93 = 375,027.42 : x
  2. Step 2: Convert to fraction form
    887,625.78/1,330,883.93 = 375,027.42/x
  3. Step 3: Cross multiply
    887,625.78x = 1,330,883.93 × 375,027.42
  4. Step 4: Simplify right side
    887,625.78x = 499,117,966,587.36
  5. Step 5: Solve for x
    x = 499,117,966,587.36/887,625.78
  6. Step 6: Final answer
    x = 562,306.75

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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.