Home / 298,913.42-448,432.24-141,055.76

Finding the Fourth Proportional to 298,913.42, 448,432.24 and 141,055.76

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Solution

The fourth proportional to 298,913.42, 448,432.24 and 141,055.76 is: 211,612.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,913.42 : 448,432.24 = 141,055.76 : x
  2. Step 2: Convert to fraction form
    298,913.42/448,432.24 = 141,055.76/x
  3. Step 3: Cross multiply
    298,913.42x = 448,432.24 × 141,055.76
  4. Step 4: Simplify right side
    298,913.42x = 63,253,950,421.70
  5. Step 5: Solve for x
    x = 63,253,950,421.70/298,913.42
  6. Step 6: Final answer
    x = 211,612.95

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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.