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Finding the Fourth Proportional to 1,049,400, 1,574,365.68 and 301,446

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Solution

The fourth proportional to 1,049,400, 1,574,365.68 and 301,446 is: 452,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,400 : 1,574,365.68 = 301,446 : x
  2. Step 2: Convert to fraction form
    1,049,400/1,574,365.68 = 301,446/x
  3. Step 3: Cross multiply
    1,049,400x = 1,574,365.68 × 301,446
  4. Step 4: Simplify right side
    1,049,400x = 474,586,236,773.28
  5. Step 5: Solve for x
    x = 474,586,236,773.28/1,049,400
  6. Step 6: Final answer
    x = 452,245.32

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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.