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Finding the Fourth Proportional to 388,846.68, 583,250.58 and 152,232.72

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Solution

The fourth proportional to 388,846.68, 583,250.58 and 152,232.72 is: 228,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,846.68 : 583,250.58 = 152,232.72 : x
  2. Step 2: Convert to fraction form
    388,846.68/583,250.58 = 152,232.72/x
  3. Step 3: Cross multiply
    388,846.68x = 583,250.58 × 152,232.72
  4. Step 4: Simplify right side
    388,846.68x = 88,789,822,234.98
  5. Step 5: Solve for x
    x = 88,789,822,234.98/388,846.68
  6. Step 6: Final answer
    x = 228,341.47

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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.