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Finding the Fourth Proportional to 504,778.64, 757,495.40 and 302,222.07

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Solution

The fourth proportional to 504,778.64, 757,495.40 and 302,222.07 is: 453,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,778.64 : 757,495.40 = 302,222.07 : x
  2. Step 2: Convert to fraction form
    504,778.64/757,495.40 = 302,222.07/x
  3. Step 3: Cross multiply
    504,778.64x = 757,495.40 × 302,222.07
  4. Step 4: Simplify right side
    504,778.64x = 228,931,826,292.37
  5. Step 5: Solve for x
    x = 228,931,826,292.37/504,778.64
  6. Step 6: Final answer
    x = 453,529.15

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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.