Home / 598,747.50-898,158.51-199,423.98

Finding the Fourth Proportional to 598,747.50, 898,158.51 and 199,423.98

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Solution

The fourth proportional to 598,747.50, 898,158.51 and 199,423.98 is: 299,148.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,747.50 : 898,158.51 = 199,423.98 : x
  2. Step 2: Convert to fraction form
    598,747.50/898,158.51 = 199,423.98/x
  3. Step 3: Cross multiply
    598,747.50x = 898,158.51 × 199,423.98
  4. Step 4: Simplify right side
    598,747.50x = 179,114,344,735.07
  5. Step 5: Solve for x
    x = 179,114,344,735.07/598,747.50
  6. Step 6: Final answer
    x = 299,148.38

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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.