Home / 1,077,729.65-1,616,124.97-309,057.77

Finding the Fourth Proportional to 1,077,729.65, 1,616,124.97 and 309,057.77

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Solution

The fourth proportional to 1,077,729.65, 1,616,124.97 and 309,057.77 is: 463,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,729.65 : 1,616,124.97 = 309,057.77 : x
  2. Step 2: Convert to fraction form
    1,077,729.65/1,616,124.97 = 309,057.77/x
  3. Step 3: Cross multiply
    1,077,729.65x = 1,616,124.97 × 309,057.77
  4. Step 4: Simplify right side
    1,077,729.65x = 499,475,982,537.19
  5. Step 5: Solve for x
    x = 499,475,982,537.19/1,077,729.65
  6. Step 6: Final answer
    x = 463,452.02

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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.