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Finding the Fourth Proportional to 477,395.52, 658,792.68 and 262,535.59

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Solution

The fourth proportional to 477,395.52, 658,792.68 and 262,535.59 is: 362,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,395.52 : 658,792.68 = 262,535.59 : x
  2. Step 2: Convert to fraction form
    477,395.52/658,792.68 = 262,535.59/x
  3. Step 3: Cross multiply
    477,395.52x = 658,792.68 × 262,535.59
  4. Step 4: Simplify right side
    477,395.52x = 172,956,524,931.48
  5. Step 5: Solve for x
    x = 172,956,524,931.48/477,395.52
  6. Step 6: Final answer
    x = 362,291.89

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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.