Home / 831,203.82-1,146,992.13-468,717.08

Finding the Fourth Proportional to 831,203.82, 1,146,992.13 and 468,717.08

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Solution

The fourth proportional to 831,203.82, 1,146,992.13 and 468,717.08 is: 646,790.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,203.82 : 1,146,992.13 = 468,717.08 : x
  2. Step 2: Convert to fraction form
    831,203.82/1,146,992.13 = 468,717.08/x
  3. Step 3: Cross multiply
    831,203.82x = 1,146,992.13 × 468,717.08
  4. Step 4: Simplify right side
    831,203.82x = 537,614,796,221.62
  5. Step 5: Solve for x
    x = 537,614,796,221.62/831,203.82
  6. Step 6: Final answer
    x = 646,790.57

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Double scale
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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.