Home / 1,429,339.30-2,143,553.73-469,572.12

Finding the Fourth Proportional to 1,429,339.30, 2,143,553.73 and 469,572.12

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Solution

The fourth proportional to 1,429,339.30, 2,143,553.73 and 469,572.12 is: 704,208.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,339.30 : 2,143,553.73 = 469,572.12 : x
  2. Step 2: Convert to fraction form
    1,429,339.30/2,143,553.73 = 469,572.12/x
  3. Step 3: Cross multiply
    1,429,339.30x = 2,143,553.73 × 469,572.12
  4. Step 4: Simplify right side
    1,429,339.30x = 1,006,553,067,569.11
  5. Step 5: Solve for x
    x = 1,006,553,067,569.11/1,429,339.30
  6. Step 6: Final answer
    x = 704,208.63

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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.