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Finding the Fourth Proportional to 369,571.84, 510,008.88 and 199,806.08

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Solution

The fourth proportional to 369,571.84, 510,008.88 and 199,806.08 is: 275,732.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,571.84 : 510,008.88 = 199,806.08 : x
  2. Step 2: Convert to fraction form
    369,571.84/510,008.88 = 199,806.08/x
  3. Step 3: Cross multiply
    369,571.84x = 510,008.88 × 199,806.08
  4. Step 4: Simplify right side
    369,571.84x = 101,902,875,077.99
  5. Step 5: Solve for x
    x = 101,902,875,077.99/369,571.84
  6. Step 6: Final answer
    x = 275,732.25

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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.