Home / 727,458.48-1,091,350.53-222,064.38

Finding the Fourth Proportional to 727,458.48, 1,091,350.53 and 222,064.38

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Solution

The fourth proportional to 727,458.48, 1,091,350.53 and 222,064.38 is: 333,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,458.48 : 1,091,350.53 = 222,064.38 : x
  2. Step 2: Convert to fraction form
    727,458.48/1,091,350.53 = 222,064.38/x
  3. Step 3: Cross multiply
    727,458.48x = 1,091,350.53 × 222,064.38
  4. Step 4: Simplify right side
    727,458.48x = 242,350,078,807.12
  5. Step 5: Solve for x
    x = 242,350,078,807.12/727,458.48
  6. Step 6: Final answer
    x = 333,146.27

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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.