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Finding the Fourth Proportional to 606,946.10, 910,030.35 and 252,101.30

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Solution

The fourth proportional to 606,946.10, 910,030.35 and 252,101.30 is: 377,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,946.10 : 910,030.35 = 252,101.30 : x
  2. Step 2: Convert to fraction form
    606,946.10/910,030.35 = 252,101.30/x
  3. Step 3: Cross multiply
    606,946.10x = 910,030.35 × 252,101.30
  4. Step 4: Simplify right side
    606,946.10x = 229,419,834,274.46
  5. Step 5: Solve for x
    x = 229,419,834,274.46/606,946.10
  6. Step 6: Final answer
    x = 377,990.46

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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.