Home / 997,352.54-1,496,239.01-323,381.31

Finding the Fourth Proportional to 997,352.54, 1,496,239.01 and 323,381.31

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Solution

The fourth proportional to 997,352.54, 1,496,239.01 and 323,381.31 is: 485,140.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,352.54 : 1,496,239.01 = 323,381.31 : x
  2. Step 2: Convert to fraction form
    997,352.54/1,496,239.01 = 323,381.31/x
  3. Step 3: Cross multiply
    997,352.54x = 1,496,239.01 × 323,381.31
  4. Step 4: Simplify right side
    997,352.54x = 483,855,734,437.64
  5. Step 5: Solve for x
    x = 483,855,734,437.64/997,352.54
  6. Step 6: Final answer
    x = 485,140.12

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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.