Home / 1,148,500.31-1,722,619.23-307,117.67

Finding the Fourth Proportional to 1,148,500.31, 1,722,619.23 and 307,117.67

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Solution

The fourth proportional to 1,148,500.31, 1,722,619.23 and 307,117.67 is: 460,641.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,500.31 : 1,722,619.23 = 307,117.67 : x
  2. Step 2: Convert to fraction form
    1,148,500.31/1,722,619.23 = 307,117.67/x
  3. Step 3: Cross multiply
    1,148,500.31x = 1,722,619.23 × 307,117.67
  4. Step 4: Simplify right side
    1,148,500.31x = 529,046,795,601.70
  5. Step 5: Solve for x
    x = 529,046,795,601.70/1,148,500.31
  6. Step 6: Final answer
    x = 460,641.41

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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.