Home / 850,446.63-1,275,254.19-371,079.54

Finding the Fourth Proportional to 850,446.63, 1,275,254.19 and 371,079.54

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Solution

The fourth proportional to 850,446.63, 1,275,254.19 and 371,079.54 is: 556,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,446.63 : 1,275,254.19 = 371,079.54 : x
  2. Step 2: Convert to fraction form
    850,446.63/1,275,254.19 = 371,079.54/x
  3. Step 3: Cross multiply
    850,446.63x = 1,275,254.19 × 371,079.54
  4. Step 4: Simplify right side
    850,446.63x = 473,220,738,208.27
  5. Step 5: Solve for x
    x = 473,220,738,208.27/850,446.63
  6. Step 6: Final answer
    x = 556,437.90

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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.