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Finding the Fourth Proportional to 477,369.47, 658,774.59 and 262,511.03

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Solution

The fourth proportional to 477,369.47, 658,774.59 and 262,511.03 is: 362,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,369.47 : 658,774.59 = 262,511.03 : x
  2. Step 2: Convert to fraction form
    477,369.47/658,774.59 = 262,511.03/x
  3. Step 3: Cross multiply
    477,369.47x = 658,774.59 × 262,511.03
  4. Step 4: Simplify right side
    477,369.47x = 172,935,596,821.25
  5. Step 5: Solve for x
    x = 172,935,596,821.25/477,369.47
  6. Step 6: Final answer
    x = 362,267.82

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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.