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Finding the Fourth Proportional to 543,462.62, 750,001.89 and 301,745.24

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Solution

The fourth proportional to 543,462.62, 750,001.89 and 301,745.24 is: 416,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,462.62 : 750,001.89 = 301,745.24 : x
  2. Step 2: Convert to fraction form
    543,462.62/750,001.89 = 301,745.24/x
  3. Step 3: Cross multiply
    543,462.62x = 750,001.89 × 301,745.24
  4. Step 4: Simplify right side
    543,462.62x = 226,309,500,298.50
  5. Step 5: Solve for x
    x = 226,309,500,298.50/543,462.62
  6. Step 6: Final answer
    x = 416,421.46

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1.5x scale

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.