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Finding the Fourth Proportional to 964,807.80, 1,446,174.90 and 365,537.40

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Solution

The fourth proportional to 964,807.80, 1,446,174.90 and 365,537.40 is: 547,913.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,807.80 : 1,446,174.90 = 365,537.40 : x
  2. Step 2: Convert to fraction form
    964,807.80/1,446,174.90 = 365,537.40/x
  3. Step 3: Cross multiply
    964,807.80x = 1,446,174.90 × 365,537.40
  4. Step 4: Simplify right side
    964,807.80x = 528,631,012,891.26
  5. Step 5: Solve for x
    x = 528,631,012,891.26/964,807.80
  6. Step 6: Final answer
    x = 547,913.29

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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.