Home / 340,275.02-510,350.55-100,339.25

Finding the Fourth Proportional to 340,275.02, 510,350.55 and 100,339.25

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Solution

The fourth proportional to 340,275.02, 510,350.55 and 100,339.25 is: 150,490.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,275.02 : 510,350.55 = 100,339.25 : x
  2. Step 2: Convert to fraction form
    340,275.02/510,350.55 = 100,339.25/x
  3. Step 3: Cross multiply
    340,275.02x = 510,350.55 × 100,339.25
  4. Step 4: Simplify right side
    340,275.02x = 51,208,188,872.33
  5. Step 5: Solve for x
    x = 51,208,188,872.33/340,275.02
  6. Step 6: Final answer
    x = 150,490.59

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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.