Home / 850,973.40-1,275,147.90-738,124.20

Finding the Fourth Proportional to 850,973.40, 1,275,147.90 and 738,124.20

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Solution

The fourth proportional to 850,973.40, 1,275,147.90 and 738,124.20 is: 1,106,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,973.40 : 1,275,147.90 = 738,124.20 : x
  2. Step 2: Convert to fraction form
    850,973.40/1,275,147.90 = 738,124.20/x
  3. Step 3: Cross multiply
    850,973.40x = 1,275,147.90 × 738,124.20
  4. Step 4: Simplify right side
    850,973.40x = 941,217,523,569.18
  5. Step 5: Solve for x
    x = 941,217,523,569.18/850,973.40
  6. Step 6: Final answer
    x = 1,106,048.11

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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.