Home / 276,840.18-382,088.34-264,218.58

Finding the Fourth Proportional to 276,840.18, 382,088.34 and 264,218.58

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Solution

The fourth proportional to 276,840.18, 382,088.34 and 264,218.58 is: 364,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,840.18 : 382,088.34 = 264,218.58 : x
  2. Step 2: Convert to fraction form
    276,840.18/382,088.34 = 264,218.58/x
  3. Step 3: Cross multiply
    276,840.18x = 382,088.34 × 264,218.58
  4. Step 4: Simplify right side
    276,840.18x = 100,954,838,629.36
  5. Step 5: Solve for x
    x = 100,954,838,629.36/276,840.18
  6. Step 6: Final answer
    x = 364,668.30

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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.