Home / 980,464.59-1,470,698.04-306,549.42

Finding the Fourth Proportional to 980,464.59, 1,470,698.04 and 306,549.42

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Solution

The fourth proportional to 980,464.59, 1,470,698.04 and 306,549.42 is: 459,824.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,464.59 : 1,470,698.04 = 306,549.42 : x
  2. Step 2: Convert to fraction form
    980,464.59/1,470,698.04 = 306,549.42/x
  3. Step 3: Cross multiply
    980,464.59x = 1,470,698.04 × 306,549.42
  4. Step 4: Simplify right side
    980,464.59x = 450,841,631,157.14
  5. Step 5: Solve for x
    x = 450,841,631,157.14/980,464.59
  6. Step 6: Final answer
    x = 459,824.49

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1.5x scale

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.