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Finding the Fourth Proportional to 484,457, 726,711.42 and 152,058.92

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Solution

The fourth proportional to 484,457, 726,711.42 and 152,058.92 is: 228,096.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,457 : 726,711.42 = 152,058.92 : x
  2. Step 2: Convert to fraction form
    484,457/726,711.42 = 152,058.92/x
  3. Step 3: Cross multiply
    484,457x = 726,711.42 × 152,058.92
  4. Step 4: Simplify right side
    484,457x = 110,502,953,676.87
  5. Step 5: Solve for x
    x = 110,502,953,676.87/484,457
  6. Step 6: Final answer
    x = 228,096.52

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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.