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Finding the Fourth Proportional to 557,520.98, 836,313.24 and 158,130.35

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Solution

The fourth proportional to 557,520.98, 836,313.24 and 158,130.35 is: 237,204.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,520.98 : 836,313.24 = 158,130.35 : x
  2. Step 2: Convert to fraction form
    557,520.98/836,313.24 = 158,130.35/x
  3. Step 3: Cross multiply
    557,520.98x = 836,313.24 × 158,130.35
  4. Step 4: Simplify right side
    557,520.98x = 132,246,507,028.19
  5. Step 5: Solve for x
    x = 132,246,507,028.19/557,520.98
  6. Step 6: Final answer
    x = 237,204.54

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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.