Home / 717,634.17-1,076,077.62-267,985.31

Finding the Fourth Proportional to 717,634.17, 1,076,077.62 and 267,985.31

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Solution

The fourth proportional to 717,634.17, 1,076,077.62 and 267,985.31 is: 401,838.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,634.17 : 1,076,077.62 = 267,985.31 : x
  2. Step 2: Convert to fraction form
    717,634.17/1,076,077.62 = 267,985.31/x
  3. Step 3: Cross multiply
    717,634.17x = 1,076,077.62 × 267,985.31
  4. Step 4: Simplify right side
    717,634.17x = 288,372,989,199.37
  5. Step 5: Solve for x
    x = 288,372,989,199.37/717,634.17
  6. Step 6: Final answer
    x = 401,838.43

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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.