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Finding the Fourth Proportional to 602,745.28, 904,088.22 and 223,739.80

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Solution

The fourth proportional to 602,745.28, 904,088.22 and 223,739.80 is: 335,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,745.28 : 904,088.22 = 223,739.80 : x
  2. Step 2: Convert to fraction form
    602,745.28/904,088.22 = 223,739.80/x
  3. Step 3: Cross multiply
    602,745.28x = 904,088.22 × 223,739.80
  4. Step 4: Simplify right side
    602,745.28x = 202,280,517,525.16
  5. Step 5: Solve for x
    x = 202,280,517,525.16/602,745.28
  6. Step 6: Final answer
    x = 335,598.68

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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.