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Finding the Fourth Proportional to 660,253.36, 988,189.32 and 601,224.88

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Solution

The fourth proportional to 660,253.36, 988,189.32 and 601,224.88 is: 899,842.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,253.36 : 988,189.32 = 601,224.88 : x
  2. Step 2: Convert to fraction form
    660,253.36/988,189.32 = 601,224.88/x
  3. Step 3: Cross multiply
    660,253.36x = 988,189.32 × 601,224.88
  4. Step 4: Simplify right side
    660,253.36x = 594,124,005,334.28
  5. Step 5: Solve for x
    x = 594,124,005,334.28/660,253.36
  6. Step 6: Final answer
    x = 899,842.46

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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.