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Finding the Fourth Proportional to 484,281.50, 668,127.99 and 302,924.54

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Solution

The fourth proportional to 484,281.50, 668,127.99 and 302,924.54 is: 417,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,281.50 : 668,127.99 = 302,924.54 : x
  2. Step 2: Convert to fraction form
    484,281.50/668,127.99 = 302,924.54/x
  3. Step 3: Cross multiply
    484,281.50x = 668,127.99 × 302,924.54
  4. Step 4: Simplify right side
    484,281.50x = 202,392,364,031.88
  5. Step 5: Solve for x
    x = 202,392,364,031.88/484,281.50
  6. Step 6: Final answer
    x = 417,922.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.