Home / 748,745.66-1,033,452.59-426,645.51

Finding the Fourth Proportional to 748,745.66, 1,033,452.59 and 426,645.51

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Solution

The fourth proportional to 748,745.66, 1,033,452.59 and 426,645.51 is: 588,875.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,745.66 : 1,033,452.59 = 426,645.51 : x
  2. Step 2: Convert to fraction form
    748,745.66/1,033,452.59 = 426,645.51/x
  3. Step 3: Cross multiply
    748,745.66x = 1,033,452.59 × 426,645.51
  4. Step 4: Simplify right side
    748,745.66x = 440,917,905,188.14
  5. Step 5: Solve for x
    x = 440,917,905,188.14/748,745.66
  6. Step 6: Final answer
    x = 588,875.41

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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.