Home / 477,490.08-658,941.68-262,633.60

Finding the Fourth Proportional to 477,490.08, 658,941.68 and 262,633.60

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Solution

The fourth proportional to 477,490.08, 658,941.68 and 262,633.60 is: 362,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,490.08 : 658,941.68 = 262,633.60 : x
  2. Step 2: Convert to fraction form
    477,490.08/658,941.68 = 262,633.60/x
  3. Step 3: Cross multiply
    477,490.08x = 658,941.68 × 262,633.60
  4. Step 4: Simplify right side
    477,490.08x = 173,060,225,608.45
  5. Step 5: Solve for x
    x = 173,060,225,608.45/477,490.08
  6. Step 6: Final answer
    x = 362,437.32

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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.