Home / 1,002,995.95-1,384,158.69-550,286.95

Finding the Fourth Proportional to 1,002,995.95, 1,384,158.69 and 550,286.95

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Solution

The fourth proportional to 1,002,995.95, 1,384,158.69 and 550,286.95 is: 759,409.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,995.95 : 1,384,158.69 = 550,286.95 : x
  2. Step 2: Convert to fraction form
    1,002,995.95/1,384,158.69 = 550,286.95/x
  3. Step 3: Cross multiply
    1,002,995.95x = 1,384,158.69 × 550,286.95
  4. Step 4: Simplify right side
    1,002,995.95x = 761,684,463,836.10
  5. Step 5: Solve for x
    x = 761,684,463,836.10/1,002,995.95
  6. Step 6: Final answer
    x = 759,409.31

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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.