Home / 480,945.32-663,669.48-266,088.97

Finding the Fourth Proportional to 480,945.32, 663,669.48 and 266,088.97

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Solution

The fourth proportional to 480,945.32, 663,669.48 and 266,088.97 is: 367,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,945.32 : 663,669.48 = 266,088.97 : x
  2. Step 2: Convert to fraction form
    480,945.32/663,669.48 = 266,088.97/x
  3. Step 3: Cross multiply
    480,945.32x = 663,669.48 × 266,088.97
  4. Step 4: Simplify right side
    480,945.32x = 176,595,128,353.64
  5. Step 5: Solve for x
    x = 176,595,128,353.64/480,945.32
  6. Step 6: Final answer
    x = 367,183.38

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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.