Home / 523,978.02-785,950.38-144,921.60

Finding the Fourth Proportional to 523,978.02, 785,950.38 and 144,921.60

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Solution

The fourth proportional to 523,978.02, 785,950.38 and 144,921.60 is: 217,377.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,978.02 : 785,950.38 = 144,921.60 : x
  2. Step 2: Convert to fraction form
    523,978.02/785,950.38 = 144,921.60/x
  3. Step 3: Cross multiply
    523,978.02x = 785,950.38 × 144,921.60
  4. Step 4: Simplify right side
    523,978.02x = 113,901,186,590.21
  5. Step 5: Solve for x
    x = 113,901,186,590.21/523,978.02
  6. Step 6: Final answer
    x = 217,377.79

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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.