Home / 999,255.38-1,498,895.82-289,284.10

Finding the Fourth Proportional to 999,255.38, 1,498,895.82 and 289,284.10

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Solution

The fourth proportional to 999,255.38, 1,498,895.82 and 289,284.10 is: 433,929.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,255.38 : 1,498,895.82 = 289,284.10 : x
  2. Step 2: Convert to fraction form
    999,255.38/1,498,895.82 = 289,284.10/x
  3. Step 3: Cross multiply
    999,255.38x = 1,498,895.82 × 289,284.10
  4. Step 4: Simplify right side
    999,255.38x = 433,606,724,535.22
  5. Step 5: Solve for x
    x = 433,606,724,535.22/999,255.38
  6. Step 6: Final answer
    x = 433,929.84

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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.