Home / 880,364.50-1,214,903.01-477,956.50

Finding the Fourth Proportional to 880,364.50, 1,214,903.01 and 477,956.50

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Solution

The fourth proportional to 880,364.50, 1,214,903.01 and 477,956.50 is: 659,579.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,364.50 : 1,214,903.01 = 477,956.50 : x
  2. Step 2: Convert to fraction form
    880,364.50/1,214,903.01 = 477,956.50/x
  3. Step 3: Cross multiply
    880,364.50x = 1,214,903.01 × 477,956.50
  4. Step 4: Simplify right side
    880,364.50x = 580,670,790,499.07
  5. Step 5: Solve for x
    x = 580,670,790,499.07/880,364.50
  6. Step 6: Final answer
    x = 659,579.97

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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.