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Finding the Fourth Proportional to 383,547.63, 575,229.15 and 117,310.44

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Solution

The fourth proportional to 383,547.63, 575,229.15 and 117,310.44 is: 175,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,547.63 : 575,229.15 = 117,310.44 : x
  2. Step 2: Convert to fraction form
    383,547.63/575,229.15 = 117,310.44/x
  3. Step 3: Cross multiply
    383,547.63x = 575,229.15 × 117,310.44
  4. Step 4: Simplify right side
    383,547.63x = 67,480,384,687.33
  5. Step 5: Solve for x
    x = 67,480,384,687.33/383,547.63
  6. Step 6: Final answer
    x = 175,937.43

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1.5x scale

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.