Home / 941,743.76-1,413,503.40-343,283.36

Finding the Fourth Proportional to 941,743.76, 1,413,503.40 and 343,283.36

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Solution

The fourth proportional to 941,743.76, 1,413,503.40 and 343,283.36 is: 515,248.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,743.76 : 1,413,503.40 = 343,283.36 : x
  2. Step 2: Convert to fraction form
    941,743.76/1,413,503.40 = 343,283.36/x
  3. Step 3: Cross multiply
    941,743.76x = 1,413,503.40 × 343,283.36
  4. Step 4: Simplify right side
    941,743.76x = 485,232,196,523.42
  5. Step 5: Solve for x
    x = 485,232,196,523.42/941,743.76
  6. Step 6: Final answer
    x = 515,248.65

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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.