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Finding the Fourth Proportional to 495,096.32, 742,607.57 and 158,172.57

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Solution

The fourth proportional to 495,096.32, 742,607.57 and 158,172.57 is: 237,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,096.32 : 742,607.57 = 158,172.57 : x
  2. Step 2: Convert to fraction form
    495,096.32/742,607.57 = 158,172.57/x
  3. Step 3: Cross multiply
    495,096.32x = 742,607.57 × 158,172.57
  4. Step 4: Simplify right side
    495,096.32x = 117,460,147,057.49
  5. Step 5: Solve for x
    x = 117,460,147,057.49/495,096.32
  6. Step 6: Final answer
    x = 237,247.06

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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.