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Finding the Fourth Proportional to 737,612.08, 1,106,137.87 and 352,966.11

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Solution

The fourth proportional to 737,612.08, 1,106,137.87 and 352,966.11 is: 529,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,612.08 : 1,106,137.87 = 352,966.11 : x
  2. Step 2: Convert to fraction form
    737,612.08/1,106,137.87 = 352,966.11/x
  3. Step 3: Cross multiply
    737,612.08x = 1,106,137.87 × 352,966.11
  4. Step 4: Simplify right side
    737,612.08x = 390,429,180,435.67
  5. Step 5: Solve for x
    x = 390,429,180,435.67/737,612.08
  6. Step 6: Final answer
    x = 529,315.06

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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.