Home / 1,172,295.40-1,758,057.52-413,999.32

Finding the Fourth Proportional to 1,172,295.40, 1,758,057.52 and 413,999.32

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Solution

The fourth proportional to 1,172,295.40, 1,758,057.52 and 413,999.32 is: 620,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,295.40 : 1,758,057.52 = 413,999.32 : x
  2. Step 2: Convert to fraction form
    1,172,295.40/1,758,057.52 = 413,999.32/x
  3. Step 3: Cross multiply
    1,172,295.40x = 1,758,057.52 × 413,999.32
  4. Step 4: Simplify right side
    1,172,295.40x = 727,834,617,800.89
  5. Step 5: Solve for x
    x = 727,834,617,800.89/1,172,295.40
  6. Step 6: Final answer
    x = 620,862.81

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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.