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Finding the Fourth Proportional to 543,798.17, 750,441.06 and 302,103.26

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Solution

The fourth proportional to 543,798.17, 750,441.06 and 302,103.26 is: 416,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,798.17 : 750,441.06 = 302,103.26 : x
  2. Step 2: Convert to fraction form
    543,798.17/750,441.06 = 302,103.26/x
  3. Step 3: Cross multiply
    543,798.17x = 750,441.06 × 302,103.26
  4. Step 4: Simplify right side
    543,798.17x = 226,710,686,911.65
  5. Step 5: Solve for x
    x = 226,710,686,911.65/543,798.17
  6. Step 6: Final answer
    x = 416,902.27

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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.