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Finding the Fourth Proportional to 357,598.26, 536,398.20 and 133,007.94

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Solution

The fourth proportional to 357,598.26, 536,398.20 and 133,007.94 is: 199,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,598.26 : 536,398.20 = 133,007.94 : x
  2. Step 2: Convert to fraction form
    357,598.26/536,398.20 = 133,007.94/x
  3. Step 3: Cross multiply
    357,598.26x = 536,398.20 × 133,007.94
  4. Step 4: Simplify right side
    357,598.26x = 71,345,219,601.71
  5. Step 5: Solve for x
    x = 71,345,219,601.71/357,598.26
  6. Step 6: Final answer
    x = 199,512.21

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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.