Home / 889,673.02-1,227,754.53-481,774.84

Finding the Fourth Proportional to 889,673.02, 1,227,754.53 and 481,774.84

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Solution

The fourth proportional to 889,673.02, 1,227,754.53 and 481,774.84 is: 664,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,673.02 : 1,227,754.53 = 481,774.84 : x
  2. Step 2: Convert to fraction form
    889,673.02/1,227,754.53 = 481,774.84/x
  3. Step 3: Cross multiply
    889,673.02x = 1,227,754.53 × 481,774.84
  4. Step 4: Simplify right side
    889,673.02x = 591,501,239,180.64
  5. Step 5: Solve for x
    x = 591,501,239,180.64/889,673.02
  6. Step 6: Final answer
    x = 664,852.40

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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.