Home / 883,862.86-1,325,251.70-343,488.18

Finding the Fourth Proportional to 883,862.86, 1,325,251.70 and 343,488.18

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Solution

The fourth proportional to 883,862.86, 1,325,251.70 and 343,488.18 is: 515,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,862.86 : 1,325,251.70 = 343,488.18 : x
  2. Step 2: Convert to fraction form
    883,862.86/1,325,251.70 = 343,488.18/x
  3. Step 3: Cross multiply
    883,862.86x = 1,325,251.70 × 343,488.18
  4. Step 4: Simplify right side
    883,862.86x = 455,208,294,474.91
  5. Step 5: Solve for x
    x = 455,208,294,474.91/883,862.86
  6. Step 6: Final answer
    x = 515,021.41

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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.