Home / 1,078,456.30-1,617,684.99-368,491.30

Finding the Fourth Proportional to 1,078,456.30, 1,617,684.99 and 368,491.30

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Solution

The fourth proportional to 1,078,456.30, 1,617,684.99 and 368,491.30 is: 552,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,456.30 : 1,617,684.99 = 368,491.30 : x
  2. Step 2: Convert to fraction form
    1,078,456.30/1,617,684.99 = 368,491.30/x
  3. Step 3: Cross multiply
    1,078,456.30x = 1,617,684.99 × 368,491.30
  4. Step 4: Simplify right side
    1,078,456.30x = 596,102,839,529.53
  5. Step 5: Solve for x
    x = 596,102,839,529.53/1,078,456.30
  6. Step 6: Final answer
    x = 552,737.13

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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.