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Finding the Fourth Proportional to 603,670.70, 905,275.65 and 182,806.70

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Solution

The fourth proportional to 603,670.70, 905,275.65 and 182,806.70 is: 274,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,670.70 : 905,275.65 = 182,806.70 : x
  2. Step 2: Convert to fraction form
    603,670.70/905,275.65 = 182,806.70/x
  3. Step 3: Cross multiply
    603,670.70x = 905,275.65 × 182,806.70
  4. Step 4: Simplify right side
    603,670.70x = 165,490,454,166.86
  5. Step 5: Solve for x
    x = 165,490,454,166.86/603,670.70
  6. Step 6: Final answer
    x = 274,140.28

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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.