Home / 428,189.36-590,893.18-237,204.32

Finding the Fourth Proportional to 428,189.36, 590,893.18 and 237,204.32

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Solution

The fourth proportional to 428,189.36, 590,893.18 and 237,204.32 is: 327,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,189.36 : 590,893.18 = 237,204.32 : x
  2. Step 2: Convert to fraction form
    428,189.36/590,893.18 = 237,204.32/x
  3. Step 3: Cross multiply
    428,189.36x = 590,893.18 × 237,204.32
  4. Step 4: Simplify right side
    428,189.36x = 140,162,411,407.06
  5. Step 5: Solve for x
    x = 140,162,411,407.06/428,189.36
  6. Step 6: Final answer
    x = 327,337.45

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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.