Home / 946,919.07-1,306,815.05-539,021.09

Finding the Fourth Proportional to 946,919.07, 1,306,815.05 and 539,021.09

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Solution

The fourth proportional to 946,919.07, 1,306,815.05 and 539,021.09 is: 743,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,919.07 : 1,306,815.05 = 539,021.09 : x
  2. Step 2: Convert to fraction form
    946,919.07/1,306,815.05 = 539,021.09/x
  3. Step 3: Cross multiply
    946,919.07x = 1,306,815.05 × 539,021.09
  4. Step 4: Simplify right side
    946,919.07x = 704,400,877,294.00
  5. Step 5: Solve for x
    x = 704,400,877,294.00/946,919.07
  6. Step 6: Final answer
    x = 743,887.10

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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.