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Finding the Fourth Proportional to 267,147.36, 400,868.61 and 148,885.35

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Solution

The fourth proportional to 267,147.36, 400,868.61 and 148,885.35 is: 223,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,147.36 : 400,868.61 = 148,885.35 : x
  2. Step 2: Convert to fraction form
    267,147.36/400,868.61 = 148,885.35/x
  3. Step 3: Cross multiply
    267,147.36x = 400,868.61 × 148,885.35
  4. Step 4: Simplify right side
    267,147.36x = 59,683,463,303.86
  5. Step 5: Solve for x
    x = 59,683,463,303.86/267,147.36
  6. Step 6: Final answer
    x = 223,410.27

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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.