Home / 914,631.59-1,371,948.47-274,935.37

Finding the Fourth Proportional to 914,631.59, 1,371,948.47 and 274,935.37

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Solution

The fourth proportional to 914,631.59, 1,371,948.47 and 274,935.37 is: 412,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,631.59 : 1,371,948.47 = 274,935.37 : x
  2. Step 2: Convert to fraction form
    914,631.59/1,371,948.47 = 274,935.37/x
  3. Step 3: Cross multiply
    914,631.59x = 1,371,948.47 × 274,935.37
  4. Step 4: Simplify right side
    914,631.59x = 377,197,157,477.85
  5. Step 5: Solve for x
    x = 377,197,157,477.85/914,631.59
  6. Step 6: Final answer
    x = 412,403.38

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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.