Home / 804,494.40-1,206,914.40-243,585.60

Finding the Fourth Proportional to 804,494.40, 1,206,914.40 and 243,585.60

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Solution

The fourth proportional to 804,494.40, 1,206,914.40 and 243,585.60 is: 365,430.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,494.40 : 1,206,914.40 = 243,585.60 : x
  2. Step 2: Convert to fraction form
    804,494.40/1,206,914.40 = 243,585.60/x
  3. Step 3: Cross multiply
    804,494.40x = 1,206,914.40 × 243,585.60
  4. Step 4: Simplify right side
    804,494.40x = 293,986,968,272.64
  5. Step 5: Solve for x
    x = 293,986,968,272.64/804,494.40
  6. Step 6: Final answer
    x = 365,430.72

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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.