Home / 1,039,003.80-1,558,554.30-329,087.40

Finding the Fourth Proportional to 1,039,003.80, 1,558,554.30 and 329,087.40

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Solution

The fourth proportional to 1,039,003.80, 1,558,554.30 and 329,087.40 is: 493,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,003.80 : 1,558,554.30 = 329,087.40 : x
  2. Step 2: Convert to fraction form
    1,039,003.80/1,558,554.30 = 329,087.40/x
  3. Step 3: Cross multiply
    1,039,003.80x = 1,558,554.30 × 329,087.40
  4. Step 4: Simplify right side
    1,039,003.80x = 512,900,582,345.82
  5. Step 5: Solve for x
    x = 512,900,582,345.82/1,039,003.80
  6. Step 6: Final answer
    x = 493,646.49

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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.