Home / 850,810.56-1,275,012.72-471,898.24

Finding the Fourth Proportional to 850,810.56, 1,275,012.72 and 471,898.24

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Solution

The fourth proportional to 850,810.56, 1,275,012.72 and 471,898.24 is: 707,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,810.56 : 1,275,012.72 = 471,898.24 : x
  2. Step 2: Convert to fraction form
    850,810.56/1,275,012.72 = 471,898.24/x
  3. Step 3: Cross multiply
    850,810.56x = 1,275,012.72 × 471,898.24
  4. Step 4: Simplify right side
    850,810.56x = 601,676,258,545.61
  5. Step 5: Solve for x
    x = 601,676,258,545.61/850,810.56
  6. Step 6: Final answer
    x = 707,180.05

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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.