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Finding the Fourth Proportional to 488,337.66, 732,620.09 and 151,360.45

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Solution

The fourth proportional to 488,337.66, 732,620.09 and 151,360.45 is: 227,075.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,337.66 : 732,620.09 = 151,360.45 : x
  2. Step 2: Convert to fraction form
    488,337.66/732,620.09 = 151,360.45/x
  3. Step 3: Cross multiply
    488,337.66x = 732,620.09 × 151,360.45
  4. Step 4: Simplify right side
    488,337.66x = 110,889,705,048.29
  5. Step 5: Solve for x
    x = 110,889,705,048.29/488,337.66
  6. Step 6: Final answer
    x = 227,075.88

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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.