Home / 1,039,429.08-1,558,872.96-440,081.73

Finding the Fourth Proportional to 1,039,429.08, 1,558,872.96 and 440,081.73

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Solution

The fourth proportional to 1,039,429.08, 1,558,872.96 and 440,081.73 is: 660,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,429.08 : 1,558,872.96 = 440,081.73 : x
  2. Step 2: Convert to fraction form
    1,039,429.08/1,558,872.96 = 440,081.73/x
  3. Step 3: Cross multiply
    1,039,429.08x = 1,558,872.96 × 440,081.73
  4. Step 4: Simplify right side
    1,039,429.08x = 686,031,509,087.02
  5. Step 5: Solve for x
    x = 686,031,509,087.02/1,039,429.08
  6. Step 6: Final answer
    x = 660,008.00

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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.