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Finding the Fourth Proportional to 477,902.83, 659,506.08 and 263,041.36

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Solution

The fourth proportional to 477,902.83, 659,506.08 and 263,041.36 is: 362,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,902.83 : 659,506.08 = 263,041.36 : x
  2. Step 2: Convert to fraction form
    477,902.83/659,506.08 = 263,041.36/x
  3. Step 3: Cross multiply
    477,902.83x = 659,506.08 × 263,041.36
  4. Step 4: Simplify right side
    477,902.83x = 173,477,376,211.47
  5. Step 5: Solve for x
    x = 173,477,376,211.47/477,902.83
  6. Step 6: Final answer
    x = 362,997.17

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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.