Home / 1,039,046.20-1,558,558.51-329,074.17

Finding the Fourth Proportional to 1,039,046.20, 1,558,558.51 and 329,074.17

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Solution

The fourth proportional to 1,039,046.20, 1,558,558.51 and 329,074.17 is: 493,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,046.20 : 1,558,558.51 = 329,074.17 : x
  2. Step 2: Convert to fraction form
    1,039,046.20/1,558,558.51 = 329,074.17/x
  3. Step 3: Cross multiply
    1,039,046.20x = 1,558,558.51 × 329,074.17
  4. Step 4: Simplify right side
    1,039,046.20x = 512,881,348,074.69
  5. Step 5: Solve for x
    x = 512,881,348,074.69/1,039,046.20
  6. Step 6: Final answer
    x = 493,607.84

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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.