Home / 487,731.06-731,666.69-150,797.98

Finding the Fourth Proportional to 487,731.06, 731,666.69 and 150,797.98

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Solution

The fourth proportional to 487,731.06, 731,666.69 and 150,797.98 is: 226,218.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,731.06 : 731,666.69 = 150,797.98 : x
  2. Step 2: Convert to fraction form
    487,731.06/731,666.69 = 150,797.98/x
  3. Step 3: Cross multiply
    487,731.06x = 731,666.69 × 150,797.98
  4. Step 4: Simplify right side
    487,731.06x = 110,333,856,302.13
  5. Step 5: Solve for x
    x = 110,333,856,302.13/487,731.06
  6. Step 6: Final answer
    x = 226,218.64

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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.