Home / 831,827.26-1,147,925.08-449,854.04

Finding the Fourth Proportional to 831,827.26, 1,147,925.08 and 449,854.04

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Solution

The fourth proportional to 831,827.26, 1,147,925.08 and 449,854.04 is: 620,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,827.26 : 1,147,925.08 = 449,854.04 : x
  2. Step 2: Convert to fraction form
    831,827.26/1,147,925.08 = 449,854.04/x
  3. Step 3: Cross multiply
    831,827.26x = 1,147,925.08 × 449,854.04
  4. Step 4: Simplify right side
    831,827.26x = 516,398,734,855.32
  5. Step 5: Solve for x
    x = 516,398,734,855.32/831,827.26
  6. Step 6: Final answer
    x = 620,800.45

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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.