Home / 543,738.48-750,349.08-302,011.44

Finding the Fourth Proportional to 543,738.48, 750,349.08 and 302,011.44

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Solution

The fourth proportional to 543,738.48, 750,349.08 and 302,011.44 is: 416,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,738.48 : 750,349.08 = 302,011.44 : x
  2. Step 2: Convert to fraction form
    543,738.48/750,349.08 = 302,011.44/x
  3. Step 3: Cross multiply
    543,738.48x = 750,349.08 × 302,011.44
  4. Step 4: Simplify right side
    543,738.48x = 226,614,006,153.48
  5. Step 5: Solve for x
    x = 226,614,006,153.48/543,738.48
  6. Step 6: Final answer
    x = 416,770.22

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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.