Home / 547,636.22-755,736.10-302,614.17

Finding the Fourth Proportional to 547,636.22, 755,736.10 and 302,614.17

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Solution

The fourth proportional to 547,636.22, 755,736.10 and 302,614.17 is: 417,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,636.22 : 755,736.10 = 302,614.17 : x
  2. Step 2: Convert to fraction form
    547,636.22/755,736.10 = 302,614.17/x
  3. Step 3: Cross multiply
    547,636.22x = 755,736.10 × 302,614.17
  4. Step 4: Simplify right side
    547,636.22x = 228,696,447,348.79
  5. Step 5: Solve for x
    x = 228,696,447,348.79/547,636.22
  6. Step 6: Final answer
    x = 417,606.51

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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.