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Finding the Fourth Proportional to 484,315.74, 725,841.81 and 301,871.16

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Solution

The fourth proportional to 484,315.74, 725,841.81 and 301,871.16 is: 452,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,315.74 : 725,841.81 = 301,871.16 : x
  2. Step 2: Convert to fraction form
    484,315.74/725,841.81 = 301,871.16/x
  3. Step 3: Cross multiply
    484,315.74x = 725,841.81 × 301,871.16
  4. Step 4: Simplify right side
    484,315.74x = 219,110,709,161.20
  5. Step 5: Solve for x
    x = 219,110,709,161.20/484,315.74
  6. Step 6: Final answer
    x = 452,412.94

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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.