Home / 889,390.48-1,227,357.34-481,492.17

Finding the Fourth Proportional to 889,390.48, 1,227,357.34 and 481,492.17

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Solution

The fourth proportional to 889,390.48, 1,227,357.34 and 481,492.17 is: 664,458.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,390.48 : 1,227,357.34 = 481,492.17 : x
  2. Step 2: Convert to fraction form
    889,390.48/1,227,357.34 = 481,492.17/x
  3. Step 3: Cross multiply
    889,390.48x = 1,227,357.34 × 481,492.17
  4. Step 4: Simplify right side
    889,390.48x = 590,962,949,002.03
  5. Step 5: Solve for x
    x = 590,962,949,002.03/889,390.48
  6. Step 6: Final answer
    x = 664,458.37

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Double scale
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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.