Home / 898,041.69-1,347,239.99-329,428.07

Finding the Fourth Proportional to 898,041.69, 1,347,239.99 and 329,428.07

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Solution

The fourth proportional to 898,041.69, 1,347,239.99 and 329,428.07 is: 494,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,041.69 : 1,347,239.99 = 329,428.07 : x
  2. Step 2: Convert to fraction form
    898,041.69/1,347,239.99 = 329,428.07/x
  3. Step 3: Cross multiply
    898,041.69x = 1,347,239.99 × 329,428.07
  4. Step 4: Simplify right side
    898,041.69x = 443,818,669,732.52
  5. Step 5: Solve for x
    x = 443,818,669,732.52/898,041.69
  6. Step 6: Final answer
    x = 494,207.20

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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.