Home / 1,090,915.98-1,636,468.53-332,928.06

Finding the Fourth Proportional to 1,090,915.98, 1,636,468.53 and 332,928.06

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Solution

The fourth proportional to 1,090,915.98, 1,636,468.53 and 332,928.06 is: 499,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,915.98 : 1,636,468.53 = 332,928.06 : x
  2. Step 2: Convert to fraction form
    1,090,915.98/1,636,468.53 = 332,928.06/x
  3. Step 3: Cross multiply
    1,090,915.98x = 1,636,468.53 × 332,928.06
  4. Step 4: Simplify right side
    1,090,915.98x = 544,826,292,943.95
  5. Step 5: Solve for x
    x = 544,826,292,943.95/1,090,915.98
  6. Step 6: Final answer
    x = 499,420.95

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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.