Home / 740,851.29-1,111,468.19-228,504.91

Finding the Fourth Proportional to 740,851.29, 1,111,468.19 and 228,504.91

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Solution

The fourth proportional to 740,851.29, 1,111,468.19 and 228,504.91 is: 342,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,851.29 : 1,111,468.19 = 228,504.91 : x
  2. Step 2: Convert to fraction form
    740,851.29/1,111,468.19 = 228,504.91/x
  3. Step 3: Cross multiply
    740,851.29x = 1,111,468.19 × 228,504.91
  4. Step 4: Simplify right side
    740,851.29x = 253,975,934,403.29
  5. Step 5: Solve for x
    x = 253,975,934,403.29/740,851.29
  6. Step 6: Final answer
    x = 342,816.35

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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.