Home / 1,172,292.31-1,758,192.40-330,647.23

Finding the Fourth Proportional to 1,172,292.31, 1,758,192.40 and 330,647.23

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Solution

The fourth proportional to 1,172,292.31, 1,758,192.40 and 330,647.23 is: 495,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,292.31 : 1,758,192.40 = 330,647.23 : x
  2. Step 2: Convert to fraction form
    1,172,292.31/1,758,192.40 = 330,647.23/x
  3. Step 3: Cross multiply
    1,172,292.31x = 1,758,192.40 × 330,647.23
  4. Step 4: Simplify right side
    1,172,292.31x = 581,341,436,422.85
  5. Step 5: Solve for x
    x = 581,341,436,422.85/1,172,292.31
  6. Step 6: Final answer
    x = 495,901.44

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1.5x scale

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.