Home / 748,473.73-1,032,903.71-426,185.11

Finding the Fourth Proportional to 748,473.73, 1,032,903.71 and 426,185.11

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Solution

The fourth proportional to 748,473.73, 1,032,903.71 and 426,185.11 is: 588,141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,473.73 : 1,032,903.71 = 426,185.11 : x
  2. Step 2: Convert to fraction form
    748,473.73/1,032,903.71 = 426,185.11/x
  3. Step 3: Cross multiply
    748,473.73x = 1,032,903.71 × 426,185.11
  4. Step 4: Simplify right side
    748,473.73x = 440,208,181,265.76
  5. Step 5: Solve for x
    x = 440,208,181,265.76/748,473.73
  6. Step 6: Final answer
    x = 588,141.12

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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.