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Finding the Fourth Proportional to 337,731.55, 507,176.89 and 299,866.39

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Solution

The fourth proportional to 337,731.55, 507,176.89 and 299,866.39 is: 450,314.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,731.55 : 507,176.89 = 299,866.39 : x
  2. Step 2: Convert to fraction form
    337,731.55/507,176.89 = 299,866.39/x
  3. Step 3: Cross multiply
    337,731.55x = 507,176.89 × 299,866.39
  4. Step 4: Simplify right side
    337,731.55x = 152,085,301,078.12
  5. Step 5: Solve for x
    x = 152,085,301,078.12/337,731.55
  6. Step 6: Final answer
    x = 450,314.17

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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.