Home / 966,718.72-1,447,869.32-461,633.48

Finding the Fourth Proportional to 966,718.72, 1,447,869.32 and 461,633.48

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Solution

The fourth proportional to 966,718.72, 1,447,869.32 and 461,633.48 is: 691,395.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,718.72 : 1,447,869.32 = 461,633.48 : x
  2. Step 2: Convert to fraction form
    966,718.72/1,447,869.32 = 461,633.48/x
  3. Step 3: Cross multiply
    966,718.72x = 1,447,869.32 × 461,633.48
  4. Step 4: Simplify right side
    966,718.72x = 668,384,952,776.83
  5. Step 5: Solve for x
    x = 668,384,952,776.83/966,718.72
  6. Step 6: Final answer
    x = 691,395.48

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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.