Home / 908,491.80-1,361,206.80-718,222.80

Finding the Fourth Proportional to 908,491.80, 1,361,206.80 and 718,222.80

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Solution

The fourth proportional to 908,491.80, 1,361,206.80 and 718,222.80 is: 1,076,123.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,491.80 : 1,361,206.80 = 718,222.80 : x
  2. Step 2: Convert to fraction form
    908,491.80/1,361,206.80 = 718,222.80/x
  3. Step 3: Cross multiply
    908,491.80x = 1,361,206.80 × 718,222.80
  4. Step 4: Simplify right side
    908,491.80x = 977,649,759,275.04
  5. Step 5: Solve for x
    x = 977,649,759,275.04/908,491.80
  6. Step 6: Final answer
    x = 1,076,123.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.