Home / 1,022,934.36-1,534,346.10-312,962.28

Finding the Fourth Proportional to 1,022,934.36, 1,534,346.10 and 312,962.28

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Solution

The fourth proportional to 1,022,934.36, 1,534,346.10 and 312,962.28 is: 469,426.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,934.36 : 1,534,346.10 = 312,962.28 : x
  2. Step 2: Convert to fraction form
    1,022,934.36/1,534,346.10 = 312,962.28/x
  3. Step 3: Cross multiply
    1,022,934.36x = 1,534,346.10 × 312,962.28
  4. Step 4: Simplify right side
    1,022,934.36x = 480,192,453,765.11
  5. Step 5: Solve for x
    x = 480,192,453,765.11/1,022,934.36
  6. Step 6: Final answer
    x = 469,426.46

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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.