Home / 873,045.64-1,309,584.66-273,993.40

Finding the Fourth Proportional to 873,045.64, 1,309,584.66 and 273,993.40

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Solution

The fourth proportional to 873,045.64, 1,309,584.66 and 273,993.40 is: 410,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,045.64 : 1,309,584.66 = 273,993.40 : x
  2. Step 2: Convert to fraction form
    873,045.64/1,309,584.66 = 273,993.40/x
  3. Step 3: Cross multiply
    873,045.64x = 1,309,584.66 × 273,993.40
  4. Step 4: Simplify right side
    873,045.64x = 358,817,553,581.24
  5. Step 5: Solve for x
    x = 358,817,553,581.24/873,045.64
  6. Step 6: Final answer
    x = 410,995.18

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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.