Home / 477,645.08-659,150.18-262,780.53

Finding the Fourth Proportional to 477,645.08, 659,150.18 and 262,780.53

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Solution

The fourth proportional to 477,645.08, 659,150.18 and 262,780.53 is: 362,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,645.08 : 659,150.18 = 262,780.53 : x
  2. Step 2: Convert to fraction form
    477,645.08/659,150.18 = 262,780.53/x
  3. Step 3: Cross multiply
    477,645.08x = 659,150.18 × 262,780.53
  4. Step 4: Simplify right side
    477,645.08x = 173,211,832,336.09
  5. Step 5: Solve for x
    x = 173,211,832,336.09/477,645.08
  6. Step 6: Final answer
    x = 362,637.12

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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.