Home / 688,044.23-1,030,495.04-328,468.02

Finding the Fourth Proportional to 688,044.23, 1,030,495.04 and 328,468.02

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Solution

The fourth proportional to 688,044.23, 1,030,495.04 and 328,468.02 is: 491,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,044.23 : 1,030,495.04 = 328,468.02 : x
  2. Step 2: Convert to fraction form
    688,044.23/1,030,495.04 = 328,468.02/x
  3. Step 3: Cross multiply
    688,044.23x = 1,030,495.04 × 328,468.02
  4. Step 4: Simplify right side
    688,044.23x = 338,484,665,408.62
  5. Step 5: Solve for x
    x = 338,484,665,408.62/688,044.23
  6. Step 6: Final answer
    x = 491,951.90

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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.