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Finding the Fourth Proportional to 477,495.51, 658,944.12 and 262,651.92

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Solution

The fourth proportional to 477,495.51, 658,944.12 and 262,651.92 is: 362,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,495.51 : 658,944.12 = 262,651.92 : x
  2. Step 2: Convert to fraction form
    477,495.51/658,944.12 = 262,651.92/x
  3. Step 3: Cross multiply
    477,495.51x = 658,944.12 × 262,651.92
  4. Step 4: Simplify right side
    477,495.51x = 173,072,938,290.71
  5. Step 5: Solve for x
    x = 173,072,938,290.71/477,495.51
  6. Step 6: Final answer
    x = 362,459.82

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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.