Home / 748,330.25-1,032,696.71-426,040.32

Finding the Fourth Proportional to 748,330.25, 1,032,696.71 and 426,040.32

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Solution

The fourth proportional to 748,330.25, 1,032,696.71 and 426,040.32 is: 587,936.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,330.25 : 1,032,696.71 = 426,040.32 : x
  2. Step 2: Convert to fraction form
    748,330.25/1,032,696.71 = 426,040.32/x
  3. Step 3: Cross multiply
    748,330.25x = 1,032,696.71 × 426,040.32
  4. Step 4: Simplify right side
    748,330.25x = 439,970,434,661.15
  5. Step 5: Solve for x
    x = 439,970,434,661.15/748,330.25
  6. Step 6: Final answer
    x = 587,936.19

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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.