Home / 938,659.54-1,407,846.75-307,559.38

Finding the Fourth Proportional to 938,659.54, 1,407,846.75 and 307,559.38

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Solution

The fourth proportional to 938,659.54, 1,407,846.75 and 307,559.38 is: 461,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,659.54 : 1,407,846.75 = 307,559.38 : x
  2. Step 2: Convert to fraction form
    938,659.54/1,407,846.75 = 307,559.38/x
  3. Step 3: Cross multiply
    938,659.54x = 1,407,846.75 × 307,559.38
  4. Step 4: Simplify right side
    938,659.54x = 432,996,473,565.02
  5. Step 5: Solve for x
    x = 432,996,473,565.02/938,659.54
  6. Step 6: Final answer
    x = 461,292.36

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1.5x scale

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.