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Finding the Fourth Proportional to 594,364.62, 891,543.86 and 145,087.86

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Solution

The fourth proportional to 594,364.62, 891,543.86 and 145,087.86 is: 217,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,364.62 : 891,543.86 = 145,087.86 : x
  2. Step 2: Convert to fraction form
    594,364.62/891,543.86 = 145,087.86/x
  3. Step 3: Cross multiply
    594,364.62x = 891,543.86 × 145,087.86
  4. Step 4: Simplify right side
    594,364.62x = 129,352,190,018.10
  5. Step 5: Solve for x
    x = 129,352,190,018.10/594,364.62
  6. Step 6: Final answer
    x = 217,631.04

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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.