Home / 717,625.02-1,076,589.40-212,146.14

Finding the Fourth Proportional to 717,625.02, 1,076,589.40 and 212,146.14

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Solution

The fourth proportional to 717,625.02, 1,076,589.40 and 212,146.14 is: 318,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,625.02 : 1,076,589.40 = 212,146.14 : x
  2. Step 2: Convert to fraction form
    717,625.02/1,076,589.40 = 212,146.14/x
  3. Step 3: Cross multiply
    717,625.02x = 1,076,589.40 × 212,146.14
  4. Step 4: Simplify right side
    717,625.02x = 228,394,285,574.92
  5. Step 5: Solve for x
    x = 228,394,285,574.92/717,625.02
  6. Step 6: Final answer
    x = 318,264.11

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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.