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Finding the Fourth Proportional to 603,307.20, 904,960.80 and 248,575.80

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Solution

The fourth proportional to 603,307.20, 904,960.80 and 248,575.80 is: 372,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,307.20 : 904,960.80 = 248,575.80 : x
  2. Step 2: Convert to fraction form
    603,307.20/904,960.80 = 248,575.80/x
  3. Step 3: Cross multiply
    603,307.20x = 904,960.80 × 248,575.80
  4. Step 4: Simplify right side
    603,307.20x = 224,951,354,828.64
  5. Step 5: Solve for x
    x = 224,951,354,828.64/603,307.20
  6. Step 6: Final answer
    x = 372,863.70

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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.