Home / 589,302.38-884,018.78-210,311.48

Finding the Fourth Proportional to 589,302.38, 884,018.78 and 210,311.48

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Solution

The fourth proportional to 589,302.38, 884,018.78 and 210,311.48 is: 315,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,302.38 : 884,018.78 = 210,311.48 : x
  2. Step 2: Convert to fraction form
    589,302.38/884,018.78 = 210,311.48/x
  3. Step 3: Cross multiply
    589,302.38x = 884,018.78 × 210,311.48
  4. Step 4: Simplify right side
    589,302.38x = 185,919,297,969.59
  5. Step 5: Solve for x
    x = 185,919,297,969.59/589,302.38
  6. Step 6: Final answer
    x = 315,490.49

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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.