Home / 868,288.79-1,197,579.57-760,672.01

Finding the Fourth Proportional to 868,288.79, 1,197,579.57 and 760,672.01

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Solution

The fourth proportional to 868,288.79, 1,197,579.57 and 760,672.01 is: 1,049,150.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,288.79 : 1,197,579.57 = 760,672.01 : x
  2. Step 2: Convert to fraction form
    868,288.79/1,197,579.57 = 760,672.01/x
  3. Step 3: Cross multiply
    868,288.79x = 1,197,579.57 × 760,672.01
  4. Step 4: Simplify right side
    868,288.79x = 910,965,258,646.84
  5. Step 5: Solve for x
    x = 910,965,258,646.84/868,288.79
  6. Step 6: Final answer
    x = 1,049,150.09

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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.