Home / 751,288.60-1,036,726.06-445,349.17

Finding the Fourth Proportional to 751,288.60, 1,036,726.06 and 445,349.17

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Solution

The fourth proportional to 751,288.60, 1,036,726.06 and 445,349.17 is: 614,550.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,288.60 : 1,036,726.06 = 445,349.17 : x
  2. Step 2: Convert to fraction form
    751,288.60/1,036,726.06 = 445,349.17/x
  3. Step 3: Cross multiply
    751,288.60x = 1,036,726.06 × 445,349.17
  4. Step 4: Simplify right side
    751,288.60x = 461,705,090,338.37
  5. Step 5: Solve for x
    x = 461,705,090,338.37/751,288.60
  6. Step 6: Final answer
    x = 614,550.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.