Home / 815,233.40-1,223,022.90-246,567.80

Finding the Fourth Proportional to 815,233.40, 1,223,022.90 and 246,567.80

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Solution

The fourth proportional to 815,233.40, 1,223,022.90 and 246,567.80 is: 369,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,233.40 : 1,223,022.90 = 246,567.80 : x
  2. Step 2: Convert to fraction form
    815,233.40/1,223,022.90 = 246,567.80/x
  3. Step 3: Cross multiply
    815,233.40x = 1,223,022.90 × 246,567.80
  4. Step 4: Simplify right side
    815,233.40x = 301,558,065,802.62
  5. Step 5: Solve for x
    x = 301,558,065,802.62/815,233.40
  6. Step 6: Final answer
    x = 369,903.96

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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.