Home / 343,501.35-474,032.26-200,289.07

Finding the Fourth Proportional to 343,501.35, 474,032.26 and 200,289.07

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Solution

The fourth proportional to 343,501.35, 474,032.26 and 200,289.07 is: 276,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,501.35 : 474,032.26 = 200,289.07 : x
  2. Step 2: Convert to fraction form
    343,501.35/474,032.26 = 200,289.07/x
  3. Step 3: Cross multiply
    343,501.35x = 474,032.26 × 200,289.07
  4. Step 4: Simplify right side
    343,501.35x = 94,943,480,505.40
  5. Step 5: Solve for x
    x = 94,943,480,505.40/343,501.35
  6. Step 6: Final answer
    x = 276,399.15

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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.