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Finding the Fourth Proportional to 504,486.23, 756,726.59 and 216,255.42

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Solution

The fourth proportional to 504,486.23, 756,726.59 and 216,255.42 is: 324,381.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,486.23 : 756,726.59 = 216,255.42 : x
  2. Step 2: Convert to fraction form
    504,486.23/756,726.59 = 216,255.42/x
  3. Step 3: Cross multiply
    504,486.23x = 756,726.59 × 216,255.42
  4. Step 4: Simplify right side
    504,486.23x = 163,646,225,464.34
  5. Step 5: Solve for x
    x = 163,646,225,464.34/504,486.23
  6. Step 6: Final answer
    x = 324,381.95

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1.5x scale

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.