Home / 1,039,311.52-1,559,098.50-329,085.70

Finding the Fourth Proportional to 1,039,311.52, 1,559,098.50 and 329,085.70

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Solution

The fourth proportional to 1,039,311.52, 1,559,098.50 and 329,085.70 is: 493,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,311.52 : 1,559,098.50 = 329,085.70 : x
  2. Step 2: Convert to fraction form
    1,039,311.52/1,559,098.50 = 329,085.70/x
  3. Step 3: Cross multiply
    1,039,311.52x = 1,559,098.50 × 329,085.70
  4. Step 4: Simplify right side
    1,039,311.52x = 513,077,021,241.45
  5. Step 5: Solve for x
    x = 513,077,021,241.45/1,039,311.52
  6. Step 6: Final answer
    x = 493,670.10

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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.