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Finding the Fourth Proportional to 296,156.40, 444,526.20 and 146,565.60

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Solution

The fourth proportional to 296,156.40, 444,526.20 and 146,565.60 is: 219,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,156.40 : 444,526.20 = 146,565.60 : x
  2. Step 2: Convert to fraction form
    296,156.40/444,526.20 = 146,565.60/x
  3. Step 3: Cross multiply
    296,156.40x = 444,526.20 × 146,565.60
  4. Step 4: Simplify right side
    296,156.40x = 65,152,249,218.72
  5. Step 5: Solve for x
    x = 65,152,249,218.72/296,156.40
  6. Step 6: Final answer
    x = 219,992.71

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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.