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Finding the Fourth Proportional to 477,587.34, 659,049.75 and 262,713.78

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Solution

The fourth proportional to 477,587.34, 659,049.75 and 262,713.78 is: 362,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,587.34 : 659,049.75 = 262,713.78 : x
  2. Step 2: Convert to fraction form
    477,587.34/659,049.75 = 262,713.78/x
  3. Step 3: Cross multiply
    477,587.34x = 659,049.75 × 262,713.78
  4. Step 4: Simplify right side
    477,587.34x = 173,141,451,030.56
  5. Step 5: Solve for x
    x = 173,141,451,030.56/477,587.34
  6. Step 6: Final answer
    x = 362,533.59

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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.