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Finding the Fourth Proportional to 562,903.05, 844,146.97 and 243,069.67

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Solution

The fourth proportional to 562,903.05, 844,146.97 and 243,069.67 is: 364,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,903.05 : 844,146.97 = 243,069.67 : x
  2. Step 2: Convert to fraction form
    562,903.05/844,146.97 = 243,069.67/x
  3. Step 3: Cross multiply
    562,903.05x = 844,146.97 × 243,069.67
  4. Step 4: Simplify right side
    562,903.05x = 205,186,528,602.17
  5. Step 5: Solve for x
    x = 205,186,528,602.17/562,903.05
  6. Step 6: Final answer
    x = 364,514.87

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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.