Home / 847,644.87-1,271,477.16-248,617.98

Finding the Fourth Proportional to 847,644.87, 1,271,477.16 and 248,617.98

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Solution

The fourth proportional to 847,644.87, 1,271,477.16 and 248,617.98 is: 372,929.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,644.87 : 1,271,477.16 = 248,617.98 : x
  2. Step 2: Convert to fraction form
    847,644.87/1,271,477.16 = 248,617.98/x
  3. Step 3: Cross multiply
    847,644.87x = 1,271,477.16 × 248,617.98
  4. Step 4: Simplify right side
    847,644.87x = 316,112,083,135.34
  5. Step 5: Solve for x
    x = 316,112,083,135.34/847,644.87
  6. Step 6: Final answer
    x = 372,929.86

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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.