Home / 1,039,896.79-1,559,841.07-329,980.18

Finding the Fourth Proportional to 1,039,896.79, 1,559,841.07 and 329,980.18

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Solution

The fourth proportional to 1,039,896.79, 1,559,841.07 and 329,980.18 is: 494,968.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,896.79 : 1,559,841.07 = 329,980.18 : x
  2. Step 2: Convert to fraction form
    1,039,896.79/1,559,841.07 = 329,980.18/x
  3. Step 3: Cross multiply
    1,039,896.79x = 1,559,841.07 × 329,980.18
  4. Step 4: Simplify right side
    1,039,896.79x = 514,716,637,049.99
  5. Step 5: Solve for x
    x = 514,716,637,049.99/1,039,896.79
  6. Step 6: Final answer
    x = 494,968.96

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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.