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Finding the Fourth Proportional to 365,089.30, 547,592.44 and 98,870.58

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Solution

The fourth proportional to 365,089.30, 547,592.44 and 98,870.58 is: 148,294.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,089.30 : 547,592.44 = 98,870.58 : x
  2. Step 2: Convert to fraction form
    365,089.30/547,592.44 = 98,870.58/x
  3. Step 3: Cross multiply
    365,089.30x = 547,592.44 × 98,870.58
  4. Step 4: Simplify right side
    365,089.30x = 54,140,782,146.42
  5. Step 5: Solve for x
    x = 54,140,782,146.42/365,089.30
  6. Step 6: Final answer
    x = 148,294.63

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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.