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Finding the Fourth Proportional to 360,924.15, 497,953.32 and 207,958.39

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Solution

The fourth proportional to 360,924.15, 497,953.32 and 207,958.39 is: 286,912.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,924.15 : 497,953.32 = 207,958.39 : x
  2. Step 2: Convert to fraction form
    360,924.15/497,953.32 = 207,958.39/x
  3. Step 3: Cross multiply
    360,924.15x = 497,953.32 × 207,958.39
  4. Step 4: Simplify right side
    360,924.15x = 103,553,569,867.39
  5. Step 5: Solve for x
    x = 103,553,569,867.39/360,924.15
  6. Step 6: Final answer
    x = 286,912.27

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1.5x scale

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.