Home / 850,728.73-1,276,282.31-371,034.10

Finding the Fourth Proportional to 850,728.73, 1,276,282.31 and 371,034.10

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Solution

The fourth proportional to 850,728.73, 1,276,282.31 and 371,034.10 is: 556,633.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,728.73 : 1,276,282.31 = 371,034.10 : x
  2. Step 2: Convert to fraction form
    850,728.73/1,276,282.31 = 371,034.10/x
  3. Step 3: Cross multiply
    850,728.73x = 1,276,282.31 × 371,034.10
  4. Step 4: Simplify right side
    850,728.73x = 473,544,258,236.77
  5. Step 5: Solve for x
    x = 473,544,258,236.77/850,728.73
  6. Step 6: Final answer
    x = 556,633.67

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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.