Home / 751,229.03-1,036,673.54-428,876.17

Finding the Fourth Proportional to 751,229.03, 1,036,673.54 and 428,876.17

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Solution

The fourth proportional to 751,229.03, 1,036,673.54 and 428,876.17 is: 591,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,229.03 : 1,036,673.54 = 428,876.17 : x
  2. Step 2: Convert to fraction form
    751,229.03/1,036,673.54 = 428,876.17/x
  3. Step 3: Cross multiply
    751,229.03x = 1,036,673.54 × 428,876.17
  4. Step 4: Simplify right side
    751,229.03x = 444,604,574,247.76
  5. Step 5: Solve for x
    x = 444,604,574,247.76/751,229.03
  6. Step 6: Final answer
    x = 591,836.25

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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.