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Finding the Fourth Proportional to 569,666.40, 854,629.20 and 332,887.20

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Solution

The fourth proportional to 569,666.40, 854,629.20 and 332,887.20 is: 499,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,666.40 : 854,629.20 = 332,887.20 : x
  2. Step 2: Convert to fraction form
    569,666.40/854,629.20 = 332,887.20/x
  3. Step 3: Cross multiply
    569,666.40x = 854,629.20 × 332,887.20
  4. Step 4: Simplify right side
    569,666.40x = 284,495,121,426.24
  5. Step 5: Solve for x
    x = 284,495,121,426.24/569,666.40
  6. Step 6: Final answer
    x = 499,406.53

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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.