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Finding the Fourth Proportional to 270,533.60, 405,412.20 and 151,955.37

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Solution

The fourth proportional to 270,533.60, 405,412.20 and 151,955.37 is: 227,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,533.60 : 405,412.20 = 151,955.37 : x
  2. Step 2: Convert to fraction form
    270,533.60/405,412.20 = 151,955.37/x
  3. Step 3: Cross multiply
    270,533.60x = 405,412.20 × 151,955.37
  4. Step 4: Simplify right side
    270,533.60x = 61,604,560,853.51
  5. Step 5: Solve for x
    x = 61,604,560,853.51/270,533.60
  6. Step 6: Final answer
    x = 227,715.01

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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.