Home / 926,252.70-1,388,653.29-365,706.78

Finding the Fourth Proportional to 926,252.70, 1,388,653.29 and 365,706.78

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Solution

The fourth proportional to 926,252.70, 1,388,653.29 and 365,706.78 is: 548,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,252.70 : 1,388,653.29 = 365,706.78 : x
  2. Step 2: Convert to fraction form
    926,252.70/1,388,653.29 = 365,706.78/x
  3. Step 3: Cross multiply
    926,252.70x = 1,388,653.29 × 365,706.78
  4. Step 4: Simplify right side
    926,252.70x = 507,839,923,222.31
  5. Step 5: Solve for x
    x = 507,839,923,222.31/926,252.70
  6. Step 6: Final answer
    x = 548,273.62

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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.