Home / 908,140.60-1,362,210.90-628,204.60

Finding the Fourth Proportional to 908,140.60, 1,362,210.90 and 628,204.60

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Solution

The fourth proportional to 908,140.60, 1,362,210.90 and 628,204.60 is: 942,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,140.60 : 1,362,210.90 = 628,204.60 : x
  2. Step 2: Convert to fraction form
    908,140.60/1,362,210.90 = 628,204.60/x
  3. Step 3: Cross multiply
    908,140.60x = 1,362,210.90 × 628,204.60
  4. Step 4: Simplify right side
    908,140.60x = 855,747,153,550.14
  5. Step 5: Solve for x
    x = 855,747,153,550.14/908,140.60
  6. Step 6: Final answer
    x = 942,306.90

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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.