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Finding the Fourth Proportional to 477,292.29, 658,665.84 and 262,446.21

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Solution

The fourth proportional to 477,292.29, 658,665.84 and 262,446.21 is: 362,177.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,292.29 : 658,665.84 = 262,446.21 : x
  2. Step 2: Convert to fraction form
    477,292.29/658,665.84 = 262,446.21/x
  3. Step 3: Cross multiply
    477,292.29x = 658,665.84 × 262,446.21
  4. Step 4: Simplify right side
    477,292.29x = 172,864,353,364.47
  5. Step 5: Solve for x
    x = 172,864,353,364.47/477,292.29
  6. Step 6: Final answer
    x = 362,177.13

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1.5x scale

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.