Home / 315,357.24-435,126.36-200,594.10

Finding the Fourth Proportional to 315,357.24, 435,126.36 and 200,594.10

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Solution

The fourth proportional to 315,357.24, 435,126.36 and 200,594.10 is: 276,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,357.24 : 435,126.36 = 200,594.10 : x
  2. Step 2: Convert to fraction form
    315,357.24/435,126.36 = 200,594.10/x
  3. Step 3: Cross multiply
    315,357.24x = 435,126.36 × 200,594.10
  4. Step 4: Simplify right side
    315,357.24x = 87,283,780,570.48
  5. Step 5: Solve for x
    x = 87,283,780,570.48/315,357.24
  6. Step 6: Final answer
    x = 276,777.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.