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Finding the Fourth Proportional to 477,846.61, 659,352.76 and 273,858.23

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Solution

The fourth proportional to 477,846.61, 659,352.76 and 273,858.23 is: 377,881.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,846.61 : 659,352.76 = 273,858.23 : x
  2. Step 2: Convert to fraction form
    477,846.61/659,352.76 = 273,858.23/x
  3. Step 3: Cross multiply
    477,846.61x = 659,352.76 × 273,858.23
  4. Step 4: Simplify right side
    477,846.61x = 180,569,180,762.95
  5. Step 5: Solve for x
    x = 180,569,180,762.95/477,846.61
  6. Step 6: Final answer
    x = 377,881.06

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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.