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Finding the Fourth Proportional to 477,585.84, 659,047.67 and 262,712.28

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Solution

The fourth proportional to 477,585.84, 659,047.67 and 262,712.28 is: 362,531.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,585.84 : 659,047.67 = 262,712.28 : x
  2. Step 2: Convert to fraction form
    477,585.84/659,047.67 = 262,712.28/x
  3. Step 3: Cross multiply
    477,585.84x = 659,047.67 × 262,712.28
  4. Step 4: Simplify right side
    477,585.84x = 173,139,916,014.39
  5. Step 5: Solve for x
    x = 173,139,916,014.39/477,585.84
  6. Step 6: Final answer
    x = 362,531.51

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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.