Home / 889,009.32-1,226,823.30-481,102.14

Finding the Fourth Proportional to 889,009.32, 1,226,823.30 and 481,102.14

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Solution

The fourth proportional to 889,009.32, 1,226,823.30 and 481,102.14 is: 663,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,009.32 : 1,226,823.30 = 481,102.14 : x
  2. Step 2: Convert to fraction form
    889,009.32/1,226,823.30 = 481,102.14/x
  3. Step 3: Cross multiply
    889,009.32x = 1,226,823.30 × 481,102.14
  4. Step 4: Simplify right side
    889,009.32x = 590,227,315,031.86
  5. Step 5: Solve for x
    x = 590,227,315,031.86/889,009.32
  6. Step 6: Final answer
    x = 663,915.78

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1.5x scale

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.