Home / 646,716.04-965,016.23-579,471.16

Finding the Fourth Proportional to 646,716.04, 965,016.23 and 579,471.16

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Solution

The fourth proportional to 646,716.04, 965,016.23 and 579,471.16 is: 864,674.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,716.04 : 965,016.23 = 579,471.16 : x
  2. Step 2: Convert to fraction form
    646,716.04/965,016.23 = 579,471.16/x
  3. Step 3: Cross multiply
    646,716.04x = 965,016.23 × 579,471.16
  4. Step 4: Simplify right side
    646,716.04x = 559,199,074,216.93
  5. Step 5: Solve for x
    x = 559,199,074,216.93/646,716.04
  6. Step 6: Final answer
    x = 864,674.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.