Home / 908,314.40-1,362,471.60-768,346.40

Finding the Fourth Proportional to 908,314.40, 1,362,471.60 and 768,346.40

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Solution

The fourth proportional to 908,314.40, 1,362,471.60 and 768,346.40 is: 1,152,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,314.40 : 1,362,471.60 = 768,346.40 : x
  2. Step 2: Convert to fraction form
    908,314.40/1,362,471.60 = 768,346.40/x
  3. Step 3: Cross multiply
    908,314.40x = 1,362,471.60 × 768,346.40
  4. Step 4: Simplify right side
    908,314.40x = 1,046,850,148,962.24
  5. Step 5: Solve for x
    x = 1,046,850,148,962.24/908,314.40
  6. Step 6: Final answer
    x = 1,152,519.60

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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.