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Finding the Fourth Proportional to 350,562.84, 484,010.28 and 207,368.88

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Solution

The fourth proportional to 350,562.84, 484,010.28 and 207,368.88 is: 286,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,562.84 : 484,010.28 = 207,368.88 : x
  2. Step 2: Convert to fraction form
    350,562.84/484,010.28 = 207,368.88/x
  3. Step 3: Cross multiply
    350,562.84x = 484,010.28 × 207,368.88
  4. Step 4: Simplify right side
    350,562.84x = 100,368,669,672.09
  5. Step 5: Solve for x
    x = 100,368,669,672.09/350,562.84
  6. Step 6: Final answer
    x = 286,307.21

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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.