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Finding the Fourth Proportional to 570,096.40, 855,193.56 and 149,372.32

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Solution

The fourth proportional to 570,096.40, 855,193.56 and 149,372.32 is: 224,071.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,096.40 : 855,193.56 = 149,372.32 : x
  2. Step 2: Convert to fraction form
    570,096.40/855,193.56 = 149,372.32/x
  3. Step 3: Cross multiply
    570,096.40x = 855,193.56 × 149,372.32
  4. Step 4: Simplify right side
    570,096.40x = 127,742,246,106.26
  5. Step 5: Solve for x
    x = 127,742,246,106.26/570,096.40
  6. Step 6: Final answer
    x = 224,071.31

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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.