Home / 803,789.10-1,109,240.46-441,206.37

Finding the Fourth Proportional to 803,789.10, 1,109,240.46 and 441,206.37

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Solution

The fourth proportional to 803,789.10, 1,109,240.46 and 441,206.37 is: 608,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,789.10 : 1,109,240.46 = 441,206.37 : x
  2. Step 2: Convert to fraction form
    803,789.10/1,109,240.46 = 441,206.37/x
  3. Step 3: Cross multiply
    803,789.10x = 1,109,240.46 × 441,206.37
  4. Step 4: Simplify right side
    803,789.10x = 489,403,956,813.73
  5. Step 5: Solve for x
    x = 489,403,956,813.73/803,789.10
  6. Step 6: Final answer
    x = 608,871.10

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1.5x scale

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.