Home / 760,371.73-1,049,241.90-454,387.39

Finding the Fourth Proportional to 760,371.73, 1,049,241.90 and 454,387.39

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Solution

The fourth proportional to 760,371.73, 1,049,241.90 and 454,387.39 is: 627,012.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,371.73 : 1,049,241.90 = 454,387.39 : x
  2. Step 2: Convert to fraction form
    760,371.73/1,049,241.90 = 454,387.39/x
  3. Step 3: Cross multiply
    760,371.73x = 1,049,241.90 × 454,387.39
  4. Step 4: Simplify right side
    760,371.73x = 476,762,288,419.64
  5. Step 5: Solve for x
    x = 476,762,288,419.64/760,371.73
  6. Step 6: Final answer
    x = 627,012.12

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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.