Home / 751,252.38-1,036,402.47-496,958.46

Finding the Fourth Proportional to 751,252.38, 1,036,402.47 and 496,958.46

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Solution

The fourth proportional to 751,252.38, 1,036,402.47 and 496,958.46 is: 685,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,252.38 : 1,036,402.47 = 496,958.46 : x
  2. Step 2: Convert to fraction form
    751,252.38/1,036,402.47 = 496,958.46/x
  3. Step 3: Cross multiply
    751,252.38x = 1,036,402.47 × 496,958.46
  4. Step 4: Simplify right side
    751,252.38x = 515,048,975,431.40
  5. Step 5: Solve for x
    x = 515,048,975,431.40/751,252.38
  6. Step 6: Final answer
    x = 685,587.15

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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.