Home / 477,518.13-659,068.52-273,705.57

Finding the Fourth Proportional to 477,518.13, 659,068.52 and 273,705.57

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Solution

The fourth proportional to 477,518.13, 659,068.52 and 273,705.57 is: 377,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,518.13 : 659,068.52 = 273,705.57 : x
  2. Step 2: Convert to fraction form
    477,518.13/659,068.52 = 273,705.57/x
  3. Step 3: Cross multiply
    477,518.13x = 659,068.52 × 273,705.57
  4. Step 4: Simplify right side
    477,518.13x = 180,390,723,567.13
  5. Step 5: Solve for x
    x = 180,390,723,567.13/477,518.13
  6. Step 6: Final answer
    x = 377,767.28

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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.