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Finding the Fourth Proportional to 536,532.66, 804,923.46 and 157,438.08

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Solution

The fourth proportional to 536,532.66, 804,923.46 and 157,438.08 is: 236,193.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,532.66 : 804,923.46 = 157,438.08 : x
  2. Step 2: Convert to fraction form
    536,532.66/804,923.46 = 157,438.08/x
  3. Step 3: Cross multiply
    536,532.66x = 804,923.46 × 157,438.08
  4. Step 4: Simplify right side
    536,532.66x = 126,725,604,089.36
  5. Step 5: Solve for x
    x = 126,725,604,089.36/536,532.66
  6. Step 6: Final answer
    x = 236,193.64

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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.