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Finding the Fourth Proportional to 602,833.05, 904,417.55 and 491,563.96

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Solution

The fourth proportional to 602,833.05, 904,417.55 and 491,563.96 is: 737,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,833.05 : 904,417.55 = 491,563.96 : x
  2. Step 2: Convert to fraction form
    602,833.05/904,417.55 = 491,563.96/x
  3. Step 3: Cross multiply
    602,833.05x = 904,417.55 × 491,563.96
  4. Step 4: Simplify right side
    602,833.05x = 444,579,069,496.00
  5. Step 5: Solve for x
    x = 444,579,069,496.00/602,833.05
  6. Step 6: Final answer
    x = 737,482.91

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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.