Home / 803,956.52-1,109,461.92-441,403.74

Finding the Fourth Proportional to 803,956.52, 1,109,461.92 and 441,403.74

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Solution

The fourth proportional to 803,956.52, 1,109,461.92 and 441,403.74 is: 609,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,956.52 : 1,109,461.92 = 441,403.74 : x
  2. Step 2: Convert to fraction form
    803,956.52/1,109,461.92 = 441,403.74/x
  3. Step 3: Cross multiply
    803,956.52x = 1,109,461.92 × 441,403.74
  4. Step 4: Simplify right side
    803,956.52x = 489,720,640,875.58
  5. Step 5: Solve for x
    x = 489,720,640,875.58/803,956.52
  6. Step 6: Final answer
    x = 609,138.22

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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.