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Finding the Fourth Proportional to 504,124.47, 756,535.95 and 200,487.51

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Solution

The fourth proportional to 504,124.47, 756,535.95 and 200,487.51 is: 300,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,124.47 : 756,535.95 = 200,487.51 : x
  2. Step 2: Convert to fraction form
    504,124.47/756,535.95 = 200,487.51/x
  3. Step 3: Cross multiply
    504,124.47x = 756,535.95 × 200,487.51
  4. Step 4: Simplify right side
    504,124.47x = 151,676,008,840.99
  5. Step 5: Solve for x
    x = 151,676,008,840.99/504,124.47
  6. Step 6: Final answer
    x = 300,870.16

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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.