Home / 841,790.82-1,161,671.29-454,606.20

Finding the Fourth Proportional to 841,790.82, 1,161,671.29 and 454,606.20

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Solution

The fourth proportional to 841,790.82, 1,161,671.29 and 454,606.20 is: 627,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,790.82 : 1,161,671.29 = 454,606.20 : x
  2. Step 2: Convert to fraction form
    841,790.82/1,161,671.29 = 454,606.20/x
  3. Step 3: Cross multiply
    841,790.82x = 1,161,671.29 × 454,606.20
  4. Step 4: Simplify right side
    841,790.82x = 528,102,972,926.68
  5. Step 5: Solve for x
    x = 528,102,972,926.68/841,790.82
  6. Step 6: Final answer
    x = 627,356.54

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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.