Home / 1,022,916.76-1,534,436.57-312,950.95

Finding the Fourth Proportional to 1,022,916.76, 1,534,436.57 and 312,950.95

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Solution

The fourth proportional to 1,022,916.76, 1,534,436.57 and 312,950.95 is: 469,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,916.76 : 1,534,436.57 = 312,950.95 : x
  2. Step 2: Convert to fraction form
    1,022,916.76/1,534,436.57 = 312,950.95/x
  3. Step 3: Cross multiply
    1,022,916.76x = 1,534,436.57 × 312,950.95
  4. Step 4: Simplify right side
    1,022,916.76x = 480,203,382,296.24
  5. Step 5: Solve for x
    x = 480,203,382,296.24/1,022,916.76
  6. Step 6: Final answer
    x = 469,445.22

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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.