Home / 966,725.60-1,447,879.53-461,640.38

Finding the Fourth Proportional to 966,725.60, 1,447,879.53 and 461,640.38

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Solution

The fourth proportional to 966,725.60, 1,447,879.53 and 461,640.38 is: 691,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,725.60 : 1,447,879.53 = 461,640.38 : x
  2. Step 2: Convert to fraction form
    966,725.60/1,447,879.53 = 461,640.38/x
  3. Step 3: Cross multiply
    966,725.60x = 1,447,879.53 × 461,640.38
  4. Step 4: Simplify right side
    966,725.60x = 668,399,656,423.42
  5. Step 5: Solve for x
    x = 668,399,656,423.42/966,725.60
  6. Step 6: Final answer
    x = 691,405.77

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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.