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Finding the Fourth Proportional to 475,366.49, 656,010.92 and 260,501.94

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Solution

The fourth proportional to 475,366.49, 656,010.92 and 260,501.94 is: 359,495.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,366.49 : 656,010.92 = 260,501.94 : x
  2. Step 2: Convert to fraction form
    475,366.49/656,010.92 = 260,501.94/x
  3. Step 3: Cross multiply
    475,366.49x = 656,010.92 × 260,501.94
  4. Step 4: Simplify right side
    475,366.49x = 170,892,117,321.19
  5. Step 5: Solve for x
    x = 170,892,117,321.19/475,366.49
  6. Step 6: Final answer
    x = 359,495.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.