Home / 679,695.20-937,964.03-369,591.02

Finding the Fourth Proportional to 679,695.20, 937,964.03 and 369,591.02

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Solution

The fourth proportional to 679,695.20, 937,964.03 and 369,591.02 is: 510,027.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,695.20 : 937,964.03 = 369,591.02 : x
  2. Step 2: Convert to fraction form
    679,695.20/937,964.03 = 369,591.02/x
  3. Step 3: Cross multiply
    679,695.20x = 937,964.03 × 369,591.02
  4. Step 4: Simplify right side
    679,695.20x = 346,663,076,033.24
  5. Step 5: Solve for x
    x = 346,663,076,033.24/679,695.20
  6. Step 6: Final answer
    x = 510,027.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.