Home / 856,696.79-1,182,238.38-474,723.27

Finding the Fourth Proportional to 856,696.79, 1,182,238.38 and 474,723.27

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Solution

The fourth proportional to 856,696.79, 1,182,238.38 and 474,723.27 is: 655,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,696.79 : 1,182,238.38 = 474,723.27 : x
  2. Step 2: Convert to fraction form
    856,696.79/1,182,238.38 = 474,723.27/x
  3. Step 3: Cross multiply
    856,696.79x = 1,182,238.38 × 474,723.27
  4. Step 4: Simplify right side
    856,696.79x = 561,236,069,673.10
  5. Step 5: Solve for x
    x = 561,236,069,673.10/856,696.79
  6. Step 6: Final answer
    x = 655,116.35

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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.