Home / 889,209.06-1,334,063.34-357,103.74

Finding the Fourth Proportional to 889,209.06, 1,334,063.34 and 357,103.74

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Solution

The fourth proportional to 889,209.06, 1,334,063.34 and 357,103.74 is: 535,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,209.06 : 1,334,063.34 = 357,103.74 : x
  2. Step 2: Convert to fraction form
    889,209.06/1,334,063.34 = 357,103.74/x
  3. Step 3: Cross multiply
    889,209.06x = 1,334,063.34 × 357,103.74
  4. Step 4: Simplify right side
    889,209.06x = 476,399,008,110.89
  5. Step 5: Solve for x
    x = 476,399,008,110.89/889,209.06
  6. Step 6: Final answer
    x = 535,755.91

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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.