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Finding the Fourth Proportional to 477,875.84, 659,463.63 and 263,011.29

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Solution

The fourth proportional to 477,875.84, 659,463.63 and 263,011.29 is: 362,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,875.84 : 659,463.63 = 263,011.29 : x
  2. Step 2: Convert to fraction form
    477,875.84/659,463.63 = 263,011.29/x
  3. Step 3: Cross multiply
    477,875.84x = 659,463.63 × 263,011.29
  4. Step 4: Simplify right side
    477,875.84x = 173,446,376,575.10
  5. Step 5: Solve for x
    x = 173,446,376,575.10/477,875.84
  6. Step 6: Final answer
    x = 362,952.81

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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.