Home / 1,022,888.83-1,534,277.58-312,916.87

Finding the Fourth Proportional to 1,022,888.83, 1,534,277.58 and 312,916.87

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Solution

The fourth proportional to 1,022,888.83, 1,534,277.58 and 312,916.87 is: 469,358.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,888.83 : 1,534,277.58 = 312,916.87 : x
  2. Step 2: Convert to fraction form
    1,022,888.83/1,534,277.58 = 312,916.87/x
  3. Step 3: Cross multiply
    1,022,888.83x = 1,534,277.58 × 312,916.87
  4. Step 4: Simplify right side
    1,022,888.83x = 480,101,338,044.78
  5. Step 5: Solve for x
    x = 480,101,338,044.78/1,022,888.83
  6. Step 6: Final answer
    x = 469,358.28

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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.