Home / 803,861.58-1,109,259.05-441,284.93

Finding the Fourth Proportional to 803,861.58, 1,109,259.05 and 441,284.93

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Solution

The fourth proportional to 803,861.58, 1,109,259.05 and 441,284.93 is: 608,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,861.58 : 1,109,259.05 = 441,284.93 : x
  2. Step 2: Convert to fraction form
    803,861.58/1,109,259.05 = 441,284.93/x
  3. Step 3: Cross multiply
    803,861.58x = 1,109,259.05 × 441,284.93
  4. Step 4: Simplify right side
    803,861.58x = 489,499,294,478.40
  5. Step 5: Solve for x
    x = 489,499,294,478.40/803,861.58
  6. Step 6: Final answer
    x = 608,934.81

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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.