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Finding the Fourth Proportional to 366,291.94, 550,282.60 and 351,158.51

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Solution

The fourth proportional to 366,291.94, 550,282.60 and 351,158.51 is: 527,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,291.94 : 550,282.60 = 351,158.51 : x
  2. Step 2: Convert to fraction form
    366,291.94/550,282.60 = 351,158.51/x
  3. Step 3: Cross multiply
    366,291.94x = 550,282.60 × 351,158.51
  4. Step 4: Simplify right side
    366,291.94x = 193,236,417,894.93
  5. Step 5: Solve for x
    x = 193,236,417,894.93/366,291.94
  6. Step 6: Final answer
    x = 527,547.56

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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.