Home / 929,122.10-1,394,143.95-530,069.30

Finding the Fourth Proportional to 929,122.10, 1,394,143.95 and 530,069.30

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Solution

The fourth proportional to 929,122.10, 1,394,143.95 and 530,069.30 is: 795,366.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,122.10 : 1,394,143.95 = 530,069.30 : x
  2. Step 2: Convert to fraction form
    929,122.10/1,394,143.95 = 530,069.30/x
  3. Step 3: Cross multiply
    929,122.10x = 1,394,143.95 × 530,069.30
  4. Step 4: Simplify right side
    929,122.10x = 738,992,907,675.74
  5. Step 5: Solve for x
    x = 738,992,907,675.74/929,122.10
  6. Step 6: Final answer
    x = 795,366.84

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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.