Home / 849,433.03-1,274,370.10-316,958.06

Finding the Fourth Proportional to 849,433.03, 1,274,370.10 and 316,958.06

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Solution

The fourth proportional to 849,433.03, 1,274,370.10 and 316,958.06 is: 475,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,433.03 : 1,274,370.10 = 316,958.06 : x
  2. Step 2: Convert to fraction form
    849,433.03/1,274,370.10 = 316,958.06/x
  3. Step 3: Cross multiply
    849,433.03x = 1,274,370.10 × 316,958.06
  4. Step 4: Simplify right side
    849,433.03x = 403,921,877,011.54
  5. Step 5: Solve for x
    x = 403,921,877,011.54/849,433.03
  6. Step 6: Final answer
    x = 475,519.39

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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.