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Finding the Fourth Proportional to 373,048.10, 514,807.03 and 203,282.22

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Solution

The fourth proportional to 373,048.10, 514,807.03 and 203,282.22 is: 280,529.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,048.10 : 514,807.03 = 203,282.22 : x
  2. Step 2: Convert to fraction form
    373,048.10/514,807.03 = 203,282.22/x
  3. Step 3: Cross multiply
    373,048.10x = 514,807.03 × 203,282.22
  4. Step 4: Simplify right side
    373,048.10x = 104,651,114,913.60
  5. Step 5: Solve for x
    x = 104,651,114,913.60/373,048.10
  6. Step 6: Final answer
    x = 280,529.82

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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.