Home / 1,077,620.10-1,616,371.55-329,666.10

Finding the Fourth Proportional to 1,077,620.10, 1,616,371.55 and 329,666.10

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Solution

The fourth proportional to 1,077,620.10, 1,616,371.55 and 329,666.10 is: 494,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,620.10 : 1,616,371.55 = 329,666.10 : x
  2. Step 2: Convert to fraction form
    1,077,620.10/1,616,371.55 = 329,666.10/x
  3. Step 3: Cross multiply
    1,077,620.10x = 1,616,371.55 × 329,666.10
  4. Step 4: Simplify right side
    1,077,620.10x = 532,862,905,039.46
  5. Step 5: Solve for x
    x = 532,862,905,039.46/1,077,620.10
  6. Step 6: Final answer
    x = 494,481.22

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1.5x scale

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.