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Finding the Fourth Proportional to 606,165.46, 909,510.39 and 325,354.66

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Solution

The fourth proportional to 606,165.46, 909,510.39 and 325,354.66 is: 488,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,165.46 : 909,510.39 = 325,354.66 : x
  2. Step 2: Convert to fraction form
    606,165.46/909,510.39 = 325,354.66/x
  3. Step 3: Cross multiply
    606,165.46x = 909,510.39 × 325,354.66
  4. Step 4: Simplify right side
    606,165.46x = 295,913,443,704.92
  5. Step 5: Solve for x
    x = 295,913,443,704.92/606,165.46
  6. Step 6: Final answer
    x = 488,172.72

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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.