Home / 889,148.73-1,227,025.15-481,250.50

Finding the Fourth Proportional to 889,148.73, 1,227,025.15 and 481,250.50

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Solution

The fourth proportional to 889,148.73, 1,227,025.15 and 481,250.50 is: 664,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,148.73 : 1,227,025.15 = 481,250.50 : x
  2. Step 2: Convert to fraction form
    889,148.73/1,227,025.15 = 481,250.50/x
  3. Step 3: Cross multiply
    889,148.73x = 1,227,025.15 × 481,250.50
  4. Step 4: Simplify right side
    889,148.73x = 590,506,460,814.95
  5. Step 5: Solve for x
    x = 590,506,460,814.95/889,148.73
  6. Step 6: Final answer
    x = 664,125.63

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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.