Home / 987,542.01-1,362,813.66-534,833.01

Finding the Fourth Proportional to 987,542.01, 1,362,813.66 and 534,833.01

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Solution

The fourth proportional to 987,542.01, 1,362,813.66 and 534,833.01 is: 738,072.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,542.01 : 1,362,813.66 = 534,833.01 : x
  2. Step 2: Convert to fraction form
    987,542.01/1,362,813.66 = 534,833.01/x
  3. Step 3: Cross multiply
    987,542.01x = 1,362,813.66 × 534,833.01
  4. Step 4: Simplify right side
    987,542.01x = 728,877,731,846.92
  5. Step 5: Solve for x
    x = 728,877,731,846.92/987,542.01
  6. Step 6: Final answer
    x = 738,072.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.