Home / 340,239.11-510,390.46-100,353.24

Finding the Fourth Proportional to 340,239.11, 510,390.46 and 100,353.24

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Solution

The fourth proportional to 340,239.11, 510,390.46 and 100,353.24 is: 150,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,239.11 : 510,390.46 = 100,353.24 : x
  2. Step 2: Convert to fraction form
    340,239.11/510,390.46 = 100,353.24/x
  3. Step 3: Cross multiply
    340,239.11x = 510,390.46 × 100,353.24
  4. Step 4: Simplify right side
    340,239.11x = 51,219,337,989.17
  5. Step 5: Solve for x
    x = 51,219,337,989.17/340,239.11
  6. Step 6: Final answer
    x = 150,539.24

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1.5x scale

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.