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Finding the Fourth Proportional to 357,915, 536,875.74 and 108,597

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Solution

The fourth proportional to 357,915, 536,875.74 and 108,597 is: 162,896.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,915 : 536,875.74 = 108,597 : x
  2. Step 2: Convert to fraction form
    357,915/536,875.74 = 108,597/x
  3. Step 3: Cross multiply
    357,915x = 536,875.74 × 108,597
  4. Step 4: Simplify right side
    357,915x = 58,303,094,736.78
  5. Step 5: Solve for x
    x = 58,303,094,736.78/357,915
  6. Step 6: Final answer
    x = 162,896.48

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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.