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Finding the Fourth Proportional to 610,592.96, 843,035.32 and 381,499.04

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Solution

The fourth proportional to 610,592.96, 843,035.32 and 381,499.04 is: 526,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,592.96 : 843,035.32 = 381,499.04 : x
  2. Step 2: Convert to fraction form
    610,592.96/843,035.32 = 381,499.04/x
  3. Step 3: Cross multiply
    610,592.96x = 843,035.32 × 381,499.04
  4. Step 4: Simplify right side
    610,592.96x = 321,617,165,266.09
  5. Step 5: Solve for x
    x = 321,617,165,266.09/610,592.96
  6. Step 6: Final answer
    x = 526,729.24

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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.