Home / 435,497.07-652,913.37-198,674.13

Finding the Fourth Proportional to 435,497.07, 652,913.37 and 198,674.13

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Solution

The fourth proportional to 435,497.07, 652,913.37 and 198,674.13 is: 297,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,497.07 : 652,913.37 = 198,674.13 : x
  2. Step 2: Convert to fraction form
    435,497.07/652,913.37 = 198,674.13/x
  3. Step 3: Cross multiply
    435,497.07x = 652,913.37 × 198,674.13
  4. Step 4: Simplify right side
    435,497.07x = 129,716,995,750.12
  5. Step 5: Solve for x
    x = 129,716,995,750.12/435,497.07
  6. Step 6: Final answer
    x = 297,859.63

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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.