Home / 1,154,930.47-1,731,964.24-396,556.63

Finding the Fourth Proportional to 1,154,930.47, 1,731,964.24 and 396,556.63

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Solution

The fourth proportional to 1,154,930.47, 1,731,964.24 and 396,556.63 is: 594,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,930.47 : 1,731,964.24 = 396,556.63 : x
  2. Step 2: Convert to fraction form
    1,154,930.47/1,731,964.24 = 396,556.63/x
  3. Step 3: Cross multiply
    1,154,930.47x = 1,731,964.24 × 396,556.63
  4. Step 4: Simplify right side
    1,154,930.47x = 686,821,898,460.70
  5. Step 5: Solve for x
    x = 686,821,898,460.70/1,154,930.47
  6. Step 6: Final answer
    x = 594,686.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.