Home / 997,515.80-1,496,484.10-323,544.76

Finding the Fourth Proportional to 997,515.80, 1,496,484.10 and 323,544.76

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Solution

The fourth proportional to 997,515.80, 1,496,484.10 and 323,544.76 is: 485,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,515.80 : 1,496,484.10 = 323,544.76 : x
  2. Step 2: Convert to fraction form
    997,515.80/1,496,484.10 = 323,544.76/x
  3. Step 3: Cross multiply
    997,515.80x = 1,496,484.10 × 323,544.76
  4. Step 4: Simplify right side
    997,515.80x = 484,179,588,978.32
  5. Step 5: Solve for x
    x = 484,179,588,978.32/997,515.80
  6. Step 6: Final answer
    x = 485,385.38

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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.