Home / 803,956.05-1,109,461.28-441,403.27

Finding the Fourth Proportional to 803,956.05, 1,109,461.28 and 441,403.27

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Solution

The fourth proportional to 803,956.05, 1,109,461.28 and 441,403.27 is: 609,137.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,956.05 : 1,109,461.28 = 441,403.27 : x
  2. Step 2: Convert to fraction form
    803,956.05/1,109,461.28 = 441,403.27/x
  3. Step 3: Cross multiply
    803,956.05x = 1,109,461.28 × 441,403.27
  4. Step 4: Simplify right side
    803,956.05x = 489,719,836,110.20
  5. Step 5: Solve for x
    x = 489,719,836,110.20/803,956.05
  6. Step 6: Final answer
    x = 609,137.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.