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Finding the Fourth Proportional to 477,871.06, 659,457.08 and 263,006.52

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Solution

The fourth proportional to 477,871.06, 659,457.08 and 263,006.52 is: 362,946.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,871.06 : 659,457.08 = 263,006.52 : x
  2. Step 2: Convert to fraction form
    477,871.06/659,457.08 = 263,006.52/x
  3. Step 3: Cross multiply
    477,871.06x = 659,457.08 × 263,006.52
  4. Step 4: Simplify right side
    477,871.06x = 173,441,511,700.16
  5. Step 5: Solve for x
    x = 173,441,511,700.16/477,871.06
  6. Step 6: Final answer
    x = 362,946.26

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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.