Home / 1,039,003.32-1,558,509.30-329,529.72

Finding the Fourth Proportional to 1,039,003.32, 1,558,509.30 and 329,529.72

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Solution

The fourth proportional to 1,039,003.32, 1,558,509.30 and 329,529.72 is: 494,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,003.32 : 1,558,509.30 = 329,529.72 : x
  2. Step 2: Convert to fraction form
    1,039,003.32/1,558,509.30 = 329,529.72/x
  3. Step 3: Cross multiply
    1,039,003.32x = 1,558,509.30 × 329,529.72
  4. Step 4: Simplify right side
    1,039,003.32x = 513,575,133,246.40
  5. Step 5: Solve for x
    x = 513,575,133,246.40/1,039,003.32
  6. Step 6: Final answer
    x = 494,295.95

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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.