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Finding the Fourth Proportional to 602,893.11, 904,330.45 and 203,814.21

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Solution

The fourth proportional to 602,893.11, 904,330.45 and 203,814.21 is: 305,718.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,893.11 : 904,330.45 = 203,814.21 : x
  2. Step 2: Convert to fraction form
    602,893.11/904,330.45 = 203,814.21/x
  3. Step 3: Cross multiply
    602,893.11x = 904,330.45 × 203,814.21
  4. Step 4: Simplify right side
    602,893.11x = 184,315,396,245.70
  5. Step 5: Solve for x
    x = 184,315,396,245.70/602,893.11
  6. Step 6: Final answer
    x = 305,718.20

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1.5x scale

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.