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Finding the Fourth Proportional to 477,303.50, 658,661.97 and 262,442.06

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Solution

The fourth proportional to 477,303.50, 658,661.97 and 262,442.06 is: 362,160.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,303.50 : 658,661.97 = 262,442.06 : x
  2. Step 2: Convert to fraction form
    477,303.50/658,661.97 = 262,442.06/x
  3. Step 3: Cross multiply
    477,303.50x = 658,661.97 × 262,442.06
  4. Step 4: Simplify right side
    477,303.50x = 172,860,604,250.46
  5. Step 5: Solve for x
    x = 172,860,604,250.46/477,303.50
  6. Step 6: Final answer
    x = 362,160.77

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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.