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Finding the Fourth Proportional to 477,632.66, 659,109.24 and 262,767.20

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Solution

The fourth proportional to 477,632.66, 659,109.24 and 262,767.20 is: 362,605.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,632.66 : 659,109.24 = 262,767.20 : x
  2. Step 2: Convert to fraction form
    477,632.66/659,109.24 = 262,767.20/x
  3. Step 3: Cross multiply
    477,632.66x = 659,109.24 × 262,767.20
  4. Step 4: Simplify right side
    477,632.66x = 173,192,286,193.38
  5. Step 5: Solve for x
    x = 173,192,286,193.38/477,632.66
  6. Step 6: Final answer
    x = 362,605.62

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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.