Home / 1,022,826.72-1,534,092.16-312,664.08

Finding the Fourth Proportional to 1,022,826.72, 1,534,092.16 and 312,664.08

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Solution

The fourth proportional to 1,022,826.72, 1,534,092.16 and 312,664.08 is: 468,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,826.72 : 1,534,092.16 = 312,664.08 : x
  2. Step 2: Convert to fraction form
    1,022,826.72/1,534,092.16 = 312,664.08/x
  3. Step 3: Cross multiply
    1,022,826.72x = 1,534,092.16 × 312,664.08
  4. Step 4: Simplify right side
    1,022,826.72x = 479,655,513,841.61
  5. Step 5: Solve for x
    x = 479,655,513,841.61/1,022,826.72
  6. Step 6: Final answer
    x = 468,950.90

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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.