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Finding the Fourth Proportional to 369,463.46, 554,402.75 and 200,995.56

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Solution

The fourth proportional to 369,463.46, 554,402.75 and 200,995.56 is: 301,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,463.46 : 554,402.75 = 200,995.56 : x
  2. Step 2: Convert to fraction form
    369,463.46/554,402.75 = 200,995.56/x
  3. Step 3: Cross multiply
    369,463.46x = 554,402.75 × 200,995.56
  4. Step 4: Simplify right side
    369,463.46x = 111,432,490,196.81
  5. Step 5: Solve for x
    x = 111,432,490,196.81/369,463.46
  6. Step 6: Final answer
    x = 301,606.26

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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.