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Finding the Fourth Proportional to 889,552, 1,334,466.24 and 298,714.24

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Solution

The fourth proportional to 889,552, 1,334,466.24 and 298,714.24 is: 448,117.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,552 : 1,334,466.24 = 298,714.24 : x
  2. Step 2: Convert to fraction form
    889,552/1,334,466.24 = 298,714.24/x
  3. Step 3: Cross multiply
    889,552x = 1,334,466.24 × 298,714.24
  4. Step 4: Simplify right side
    889,552x = 398,624,068,687.26
  5. Step 5: Solve for x
    x = 398,624,068,687.26/889,552
  6. Step 6: Final answer
    x = 448,117.78

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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.