Home / 557,871.20-836,336.48-242,090.24

Finding the Fourth Proportional to 557,871.20, 836,336.48 and 242,090.24

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Solution

The fourth proportional to 557,871.20, 836,336.48 and 242,090.24 is: 362,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,871.20 : 836,336.48 = 242,090.24 : x
  2. Step 2: Convert to fraction form
    557,871.20/836,336.48 = 242,090.24/x
  3. Step 3: Cross multiply
    557,871.20x = 836,336.48 × 242,090.24
  4. Step 4: Simplify right side
    557,871.20x = 202,468,899,163.96
  5. Step 5: Solve for x
    x = 202,468,899,163.96/557,871.20
  6. Step 6: Final answer
    x = 362,931.26

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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.