Home / 364,289.33-502,721.46-203,154.55

Finding the Fourth Proportional to 364,289.33, 502,721.46 and 203,154.55

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Solution

The fourth proportional to 364,289.33, 502,721.46 and 203,154.55 is: 280,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,289.33 : 502,721.46 = 203,154.55 : x
  2. Step 2: Convert to fraction form
    364,289.33/502,721.46 = 203,154.55/x
  3. Step 3: Cross multiply
    364,289.33x = 502,721.46 × 203,154.55
  4. Step 4: Simplify right side
    364,289.33x = 102,130,150,724.84
  5. Step 5: Solve for x
    x = 102,130,150,724.84/364,289.33
  6. Step 6: Final answer
    x = 280,354.49

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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.