Home / 849,433.72-1,273,262.10-316,723

Finding the Fourth Proportional to 849,433.72, 1,273,262.10 and 316,723

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Solution

The fourth proportional to 849,433.72, 1,273,262.10 and 316,723 is: 474,753.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,433.72 : 1,273,262.10 = 316,723 : x
  2. Step 2: Convert to fraction form
    849,433.72/1,273,262.10 = 316,723/x
  3. Step 3: Cross multiply
    849,433.72x = 1,273,262.10 × 316,723
  4. Step 4: Simplify right side
    849,433.72x = 403,271,392,098.30
  5. Step 5: Solve for x
    x = 403,271,392,098.30/849,433.72
  6. Step 6: Final answer
    x = 474,753.22

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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.