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Finding the Fourth Proportional to 632,536.32, 873,216 and 364,212.48

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Solution

The fourth proportional to 632,536.32, 873,216 and 364,212.48 is: 502,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,536.32 : 873,216 = 364,212.48 : x
  2. Step 2: Convert to fraction form
    632,536.32/873,216 = 364,212.48/x
  3. Step 3: Cross multiply
    632,536.32x = 873,216 × 364,212.48
  4. Step 4: Simplify right side
    632,536.32x = 318,036,164,935.68
  5. Step 5: Solve for x
    x = 318,036,164,935.68/632,536.32
  6. Step 6: Final answer
    x = 502,795.10

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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.