Home / 839,644.74-1,259,646.02-271,058.16

Finding the Fourth Proportional to 839,644.74, 1,259,646.02 and 271,058.16

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Solution

The fourth proportional to 839,644.74, 1,259,646.02 and 271,058.16 is: 406,644.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,644.74 : 1,259,646.02 = 271,058.16 : x
  2. Step 2: Convert to fraction form
    839,644.74/1,259,646.02 = 271,058.16/x
  3. Step 3: Cross multiply
    839,644.74x = 1,259,646.02 × 271,058.16
  4. Step 4: Simplify right side
    839,644.74x = 341,437,326,811.94
  5. Step 5: Solve for x
    x = 341,437,326,811.94/839,644.74
  6. Step 6: Final answer
    x = 406,644.99

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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.