Home / 1,039,889.68-1,559,889.92-329,973.28

Finding the Fourth Proportional to 1,039,889.68, 1,559,889.92 and 329,973.28

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Solution

The fourth proportional to 1,039,889.68, 1,559,889.92 and 329,973.28 is: 494,977.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,889.68 : 1,559,889.92 = 329,973.28 : x
  2. Step 2: Convert to fraction form
    1,039,889.68/1,559,889.92 = 329,973.28/x
  3. Step 3: Cross multiply
    1,039,889.68x = 1,559,889.92 × 329,973.28
  4. Step 4: Simplify right side
    1,039,889.68x = 514,721,993,341.34
  5. Step 5: Solve for x
    x = 514,721,993,341.34/1,039,889.68
  6. Step 6: Final answer
    x = 494,977.50

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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.