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Finding the Fourth Proportional to 659,511.42, 988,180.46 and 604,358.01

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Solution

The fourth proportional to 659,511.42, 988,180.46 and 604,358.01 is: 905,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,511.42 : 988,180.46 = 604,358.01 : x
  2. Step 2: Convert to fraction form
    659,511.42/988,180.46 = 604,358.01/x
  3. Step 3: Cross multiply
    659,511.42x = 988,180.46 × 604,358.01
  4. Step 4: Simplify right side
    659,511.42x = 597,214,775,571.04
  5. Step 5: Solve for x
    x = 597,214,775,571.04/659,511.42
  6. Step 6: Final answer
    x = 905,541.22

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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.