Home / 1,026,688.99-1,539,915.82-268,603.61

Finding the Fourth Proportional to 1,026,688.99, 1,539,915.82 and 268,603.61

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Solution

The fourth proportional to 1,026,688.99, 1,539,915.82 and 268,603.61 is: 402,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,688.99 : 1,539,915.82 = 268,603.61 : x
  2. Step 2: Convert to fraction form
    1,026,688.99/1,539,915.82 = 268,603.61/x
  3. Step 3: Cross multiply
    1,026,688.99x = 1,539,915.82 × 268,603.61
  4. Step 4: Simplify right side
    1,026,688.99x = 413,626,948,348.11
  5. Step 5: Solve for x
    x = 413,626,948,348.11/1,026,688.99
  6. Step 6: Final answer
    x = 402,874.63

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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.