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Finding the Fourth Proportional to 373,328.42, 559,992.66 and 148,846.50

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Solution

The fourth proportional to 373,328.42, 559,992.66 and 148,846.50 is: 223,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,328.42 : 559,992.66 = 148,846.50 : x
  2. Step 2: Convert to fraction form
    373,328.42/559,992.66 = 148,846.50/x
  3. Step 3: Cross multiply
    373,328.42x = 559,992.66 × 148,846.50
  4. Step 4: Simplify right side
    373,328.42x = 83,352,947,980.62
  5. Step 5: Solve for x
    x = 83,352,947,980.62/373,328.42
  6. Step 6: Final answer
    x = 223,269.76

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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.