Home / 889,472.92-1,227,482.28-481,583.26

Finding the Fourth Proportional to 889,472.92, 1,227,482.28 and 481,583.26

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Solution

The fourth proportional to 889,472.92, 1,227,482.28 and 481,583.26 is: 664,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,472.92 : 1,227,482.28 = 481,583.26 : x
  2. Step 2: Convert to fraction form
    889,472.92/1,227,482.28 = 481,583.26/x
  3. Step 3: Cross multiply
    889,472.92x = 1,227,482.28 × 481,583.26
  4. Step 4: Simplify right side
    889,472.92x = 591,134,917,994.63
  5. Step 5: Solve for x
    x = 591,134,917,994.63/889,472.92
  6. Step 6: Final answer
    x = 664,590.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.