Home / 917,927.93-1,376,566.10-269,323.09

Finding the Fourth Proportional to 917,927.93, 1,376,566.10 and 269,323.09

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Solution

The fourth proportional to 917,927.93, 1,376,566.10 and 269,323.09 is: 403,889.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,927.93 : 1,376,566.10 = 269,323.09 : x
  2. Step 2: Convert to fraction form
    917,927.93/1,376,566.10 = 269,323.09/x
  3. Step 3: Cross multiply
    917,927.93x = 1,376,566.10 × 269,323.09
  4. Step 4: Simplify right side
    917,927.93x = 370,741,035,641.25
  5. Step 5: Solve for x
    x = 370,741,035,641.25/917,927.93
  6. Step 6: Final answer
    x = 403,889.05

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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.