Home / 369,914.72-510,427.58-224,644.96

Finding the Fourth Proportional to 369,914.72, 510,427.58 and 224,644.96

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Solution

The fourth proportional to 369,914.72, 510,427.58 and 224,644.96 is: 309,976.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,914.72 : 510,427.58 = 224,644.96 : x
  2. Step 2: Convert to fraction form
    369,914.72/510,427.58 = 224,644.96/x
  3. Step 3: Cross multiply
    369,914.72x = 510,427.58 × 224,644.96
  4. Step 4: Simplify right side
    369,914.72x = 114,664,983,292.00
  5. Step 5: Solve for x
    x = 114,664,983,292.00/369,914.72
  6. Step 6: Final answer
    x = 309,976.81

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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.