Home / 980,852.65-1,471,297.47-270,899.53

Finding the Fourth Proportional to 980,852.65, 1,471,297.47 and 270,899.53

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Solution

The fourth proportional to 980,852.65, 1,471,297.47 and 270,899.53 is: 406,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,852.65 : 1,471,297.47 = 270,899.53 : x
  2. Step 2: Convert to fraction form
    980,852.65/1,471,297.47 = 270,899.53/x
  3. Step 3: Cross multiply
    980,852.65x = 1,471,297.47 × 270,899.53
  4. Step 4: Simplify right side
    980,852.65x = 398,573,793,113.19
  5. Step 5: Solve for x
    x = 398,573,793,113.19/980,852.65
  6. Step 6: Final answer
    x = 406,354.40

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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.