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Finding the Fourth Proportional to 341,337.60, 512,589.60 and 223,531.20

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Solution

The fourth proportional to 341,337.60, 512,589.60 and 223,531.20 is: 335,678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,337.60 : 512,589.60 = 223,531.20 : x
  2. Step 2: Convert to fraction form
    341,337.60/512,589.60 = 223,531.20/x
  3. Step 3: Cross multiply
    341,337.60x = 512,589.60 × 223,531.20
  4. Step 4: Simplify right side
    341,337.60x = 114,579,768,395.52
  5. Step 5: Solve for x
    x = 114,579,768,395.52/341,337.60
  6. Step 6: Final answer
    x = 335,678.72

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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.