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Finding the Fourth Proportional to 477,595.23, 659,055.42 and 262,700.61

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Solution

The fourth proportional to 477,595.23, 659,055.42 and 262,700.61 is: 362,512.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,595.23 : 659,055.42 = 262,700.61 : x
  2. Step 2: Convert to fraction form
    477,595.23/659,055.42 = 262,700.61/x
  3. Step 3: Cross multiply
    477,595.23x = 659,055.42 × 262,700.61
  4. Step 4: Simplify right side
    477,595.23x = 173,134,260,857.81
  5. Step 5: Solve for x
    x = 173,134,260,857.81/477,595.23
  6. Step 6: Final answer
    x = 362,512.54

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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.