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Finding the Fourth Proportional to 477,899.83, 659,501.94 and 263,038.36

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Solution

The fourth proportional to 477,899.83, 659,501.94 and 263,038.36 is: 362,993.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,899.83 : 659,501.94 = 263,038.36 : x
  2. Step 2: Convert to fraction form
    477,899.83/659,501.94 = 263,038.36/x
  3. Step 3: Cross multiply
    477,899.83x = 659,501.94 × 263,038.36
  4. Step 4: Simplify right side
    477,899.83x = 173,474,308,714.42
  5. Step 5: Solve for x
    x = 173,474,308,714.42/477,899.83
  6. Step 6: Final answer
    x = 362,993.03

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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.