Home / 301,450.56-452,253.60-135,303.36

Finding the Fourth Proportional to 301,450.56, 452,253.60 and 135,303.36

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Solution

The fourth proportional to 301,450.56, 452,253.60 and 135,303.36 is: 202,989.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,450.56 : 452,253.60 = 135,303.36 : x
  2. Step 2: Convert to fraction form
    301,450.56/452,253.60 = 135,303.36/x
  3. Step 3: Cross multiply
    301,450.56x = 452,253.60 × 135,303.36
  4. Step 4: Simplify right side
    301,450.56x = 61,191,431,652.10
  5. Step 5: Solve for x
    x = 61,191,431,652.10/301,450.56
  6. Step 6: Final answer
    x = 202,989.94

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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.