Home / 275,027.04-379,538.18-152,528.16

Finding the Fourth Proportional to 275,027.04, 379,538.18 and 152,528.16

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Solution

The fourth proportional to 275,027.04, 379,538.18 and 152,528.16 is: 210,489.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,027.04 : 379,538.18 = 152,528.16 : x
  2. Step 2: Convert to fraction form
    275,027.04/379,538.18 = 152,528.16/x
  3. Step 3: Cross multiply
    275,027.04x = 379,538.18 × 152,528.16
  4. Step 4: Simplify right side
    275,027.04x = 57,890,258,704.39
  5. Step 5: Solve for x
    x = 57,890,258,704.39/275,027.04
  6. Step 6: Final answer
    x = 210,489.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.