Home / 877,195.56-1,210,530.18-495,246.95

Finding the Fourth Proportional to 877,195.56, 1,210,530.18 and 495,246.95

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Solution

The fourth proportional to 877,195.56, 1,210,530.18 and 495,246.95 is: 683,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,195.56 : 1,210,530.18 = 495,246.95 : x
  2. Step 2: Convert to fraction form
    877,195.56/1,210,530.18 = 495,246.95/x
  3. Step 3: Cross multiply
    877,195.56x = 1,210,530.18 × 495,246.95
  4. Step 4: Simplify right side
    877,195.56x = 599,511,379,527.95
  5. Step 5: Solve for x
    x = 599,511,379,527.95/877,195.56
  6. Step 6: Final answer
    x = 683,440.96

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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.