Home / 764,448.48-1,146,726.72-232,012.80

Finding the Fourth Proportional to 764,448.48, 1,146,726.72 and 232,012.80

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Solution

The fourth proportional to 764,448.48, 1,146,726.72 and 232,012.80 is: 348,035.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,448.48 : 1,146,726.72 = 232,012.80 : x
  2. Step 2: Convert to fraction form
    764,448.48/1,146,726.72 = 232,012.80/x
  3. Step 3: Cross multiply
    764,448.48x = 1,146,726.72 × 232,012.80
  4. Step 4: Simplify right side
    764,448.48x = 266,055,277,142.02
  5. Step 5: Solve for x
    x = 266,055,277,142.02/764,448.48
  6. Step 6: Final answer
    x = 348,035.59

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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.