Home / 831,204.82-1,146,993.51-468,718.08

Finding the Fourth Proportional to 831,204.82, 1,146,993.51 and 468,718.08

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Solution

The fourth proportional to 831,204.82, 1,146,993.51 and 468,718.08 is: 646,791.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,204.82 : 1,146,993.51 = 468,718.08 : x
  2. Step 2: Convert to fraction form
    831,204.82/1,146,993.51 = 468,718.08/x
  3. Step 3: Cross multiply
    831,204.82x = 1,146,993.51 × 468,718.08
  4. Step 4: Simplify right side
    831,204.82x = 537,616,595,779.66
  5. Step 5: Solve for x
    x = 537,616,595,779.66/831,204.82
  6. Step 6: Final answer
    x = 646,791.96

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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.