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Finding the Fourth Proportional to 504,276.99, 756,423.05 and 149,326.35

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Solution

The fourth proportional to 504,276.99, 756,423.05 and 149,326.35 is: 223,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,276.99 : 756,423.05 = 149,326.35 : x
  2. Step 2: Convert to fraction form
    504,276.99/756,423.05 = 149,326.35/x
  3. Step 3: Cross multiply
    504,276.99x = 756,423.05 × 149,326.35
  4. Step 4: Simplify right side
    504,276.99x = 112,953,892,365.74
  5. Step 5: Solve for x
    x = 112,953,892,365.74/504,276.99
  6. Step 6: Final answer
    x = 223,991.76

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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.