Home / 803,084.87-1,108,237.15-458,898.97

Finding the Fourth Proportional to 803,084.87, 1,108,237.15 and 458,898.97

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Solution

The fourth proportional to 803,084.87, 1,108,237.15 and 458,898.97 is: 633,269.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,084.87 : 1,108,237.15 = 458,898.97 : x
  2. Step 2: Convert to fraction form
    803,084.87/1,108,237.15 = 458,898.97/x
  3. Step 3: Cross multiply
    803,084.87x = 1,108,237.15 × 458,898.97
  4. Step 4: Simplify right side
    803,084.87x = 508,568,878,815.06
  5. Step 5: Solve for x
    x = 508,568,878,815.06/803,084.87
  6. Step 6: Final answer
    x = 633,269.16

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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.