Home / 831,228.92-1,147,073.00-468,649.64

Finding the Fourth Proportional to 831,228.92, 1,147,073.00 and 468,649.64

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Solution

The fourth proportional to 831,228.92, 1,147,073.00 and 468,649.64 is: 646,723.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,228.92 : 1,147,073.00 = 468,649.64 : x
  2. Step 2: Convert to fraction form
    831,228.92/1,147,073.00 = 468,649.64/x
  3. Step 3: Cross multiply
    831,228.92x = 1,147,073.00 × 468,649.64
  4. Step 4: Simplify right side
    831,228.92x = 537,575,340,425.11
  5. Step 5: Solve for x
    x = 537,575,340,425.11/831,228.92
  6. Step 6: Final answer
    x = 646,723.58

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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.