Home / 1,022,899.10-1,534,292.87-312,927.17

Finding the Fourth Proportional to 1,022,899.10, 1,534,292.87 and 312,927.17

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Solution

The fourth proportional to 1,022,899.10, 1,534,292.87 and 312,927.17 is: 469,373.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,899.10 : 1,534,292.87 = 312,927.17 : x
  2. Step 2: Convert to fraction form
    1,022,899.10/1,534,292.87 = 312,927.17/x
  3. Step 3: Cross multiply
    1,022,899.10x = 1,534,292.87 × 312,927.17
  4. Step 4: Simplify right side
    1,022,899.10x = 480,121,916,524.18
  5. Step 5: Solve for x
    x = 480,121,916,524.18/1,022,899.10
  6. Step 6: Final answer
    x = 469,373.68

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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.