Home / 501,403.53-752,158.02-146,418.54

Finding the Fourth Proportional to 501,403.53, 752,158.02 and 146,418.54

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Solution

The fourth proportional to 501,403.53, 752,158.02 and 146,418.54 is: 219,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,403.53 : 752,158.02 = 146,418.54 : x
  2. Step 2: Convert to fraction form
    501,403.53/752,158.02 = 146,418.54/x
  3. Step 3: Cross multiply
    501,403.53x = 752,158.02 × 146,418.54
  4. Step 4: Simplify right side
    501,403.53x = 110,129,879,137.69
  5. Step 5: Solve for x
    x = 110,129,879,137.69/501,403.53
  6. Step 6: Final answer
    x = 219,643.21

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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.