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Finding the Fourth Proportional to 357,074.35, 492,746.12 and 195,925.39

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Solution

The fourth proportional to 357,074.35, 492,746.12 and 195,925.39 is: 270,367.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,074.35 : 492,746.12 = 195,925.39 : x
  2. Step 2: Convert to fraction form
    357,074.35/492,746.12 = 195,925.39/x
  3. Step 3: Cross multiply
    357,074.35x = 492,746.12 × 195,925.39
  4. Step 4: Simplify right side
    357,074.35x = 96,541,474,752.36
  5. Step 5: Solve for x
    x = 96,541,474,752.36/357,074.35
  6. Step 6: Final answer
    x = 270,367.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.