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Finding the Fourth Proportional to 467,564.70, 701,347.05 and 152,031.90

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Solution

The fourth proportional to 467,564.70, 701,347.05 and 152,031.90 is: 228,047.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,564.70 : 701,347.05 = 152,031.90 : x
  2. Step 2: Convert to fraction form
    467,564.70/701,347.05 = 152,031.90/x
  3. Step 3: Cross multiply
    467,564.70x = 701,347.05 × 152,031.90
  4. Step 4: Simplify right side
    467,564.70x = 106,627,124,570.90
  5. Step 5: Solve for x
    x = 106,627,124,570.90/467,564.70
  6. Step 6: Final answer
    x = 228,047.85

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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.