Home / 1,164,985.29-1,747,578.90-355,551.78

Finding the Fourth Proportional to 1,164,985.29, 1,747,578.90 and 355,551.78

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Solution

The fourth proportional to 1,164,985.29, 1,747,578.90 and 355,551.78 is: 533,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,985.29 : 1,747,578.90 = 355,551.78 : x
  2. Step 2: Convert to fraction form
    1,164,985.29/1,747,578.90 = 355,551.78/x
  3. Step 3: Cross multiply
    1,164,985.29x = 1,747,578.90 × 355,551.78
  4. Step 4: Simplify right side
    1,164,985.29x = 621,354,788,585.44
  5. Step 5: Solve for x
    x = 621,354,788,585.44/1,164,985.29
  6. Step 6: Final answer
    x = 533,358.48

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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.