Home / 751,287.60-1,036,724.69-445,348.17

Finding the Fourth Proportional to 751,287.60, 1,036,724.69 and 445,348.17

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Solution

The fourth proportional to 751,287.60, 1,036,724.69 and 445,348.17 is: 614,549.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,287.60 : 1,036,724.69 = 445,348.17 : x
  2. Step 2: Convert to fraction form
    751,287.60/1,036,724.69 = 445,348.17/x
  3. Step 3: Cross multiply
    751,287.60x = 1,036,724.69 × 445,348.17
  4. Step 4: Simplify right side
    751,287.60x = 461,703,441,258.58
  5. Step 5: Solve for x
    x = 461,703,441,258.58/751,287.60
  6. Step 6: Final answer
    x = 614,549.53

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Double scale
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1.5x scale

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.