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Finding the Fourth Proportional to 557,674.04, 836,561.46 and 158,318.84

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Solution

The fourth proportional to 557,674.04, 836,561.46 and 158,318.84 is: 237,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,674.04 : 836,561.46 = 158,318.84 : x
  2. Step 2: Convert to fraction form
    557,674.04/836,561.46 = 158,318.84/x
  3. Step 3: Cross multiply
    557,674.04x = 836,561.46 × 158,318.84
  4. Step 4: Simplify right side
    557,674.04x = 132,443,439,935.91
  5. Step 5: Solve for x
    x = 132,443,439,935.91/557,674.04
  6. Step 6: Final answer
    x = 237,492.57

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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.