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Finding the Fourth Proportional to 546,183.37, 754,055.97 and 485,586.29

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Solution

The fourth proportional to 546,183.37, 754,055.97 and 485,586.29 is: 670,396.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,183.37 : 754,055.97 = 485,586.29 : x
  2. Step 2: Convert to fraction form
    546,183.37/754,055.97 = 485,586.29/x
  3. Step 3: Cross multiply
    546,183.37x = 754,055.97 × 485,586.29
  4. Step 4: Simplify right side
    546,183.37x = 366,159,240,988.84
  5. Step 5: Solve for x
    x = 366,159,240,988.84/546,183.37
  6. Step 6: Final answer
    x = 670,396.17

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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.