Home / 831,888.46-1,148,006.06-449,915.24

Finding the Fourth Proportional to 831,888.46, 1,148,006.06 and 449,915.24

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Solution

The fourth proportional to 831,888.46, 1,148,006.06 and 449,915.24 is: 620,883.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,888.46 : 1,148,006.06 = 449,915.24 : x
  2. Step 2: Convert to fraction form
    831,888.46/1,148,006.06 = 449,915.24/x
  3. Step 3: Cross multiply
    831,888.46x = 1,148,006.06 × 449,915.24
  4. Step 4: Simplify right side
    831,888.46x = 516,505,422,006.35
  5. Step 5: Solve for x
    x = 516,505,422,006.35/831,888.46
  6. Step 6: Final answer
    x = 620,883.02

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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.