Home / 558,880.23-838,327.65-243,325.29

Finding the Fourth Proportional to 558,880.23, 838,327.65 and 243,325.29

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Solution

The fourth proportional to 558,880.23, 838,327.65 and 243,325.29 is: 364,991.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,880.23 : 838,327.65 = 243,325.29 : x
  2. Step 2: Convert to fraction form
    558,880.23/838,327.65 = 243,325.29/x
  3. Step 3: Cross multiply
    558,880.23x = 838,327.65 × 243,325.29
  4. Step 4: Simplify right side
    558,880.23x = 203,986,318,551.27
  5. Step 5: Solve for x
    x = 203,986,318,551.27/558,880.23
  6. Step 6: Final answer
    x = 364,991.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.