Home / 668,356.22-1,003,032.45-269,000.30

Finding the Fourth Proportional to 668,356.22, 1,003,032.45 and 269,000.30

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Solution

The fourth proportional to 668,356.22, 1,003,032.45 and 269,000.30 is: 403,700.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,356.22 : 1,003,032.45 = 269,000.30 : x
  2. Step 2: Convert to fraction form
    668,356.22/1,003,032.45 = 269,000.30/x
  3. Step 3: Cross multiply
    668,356.22x = 1,003,032.45 × 269,000.30
  4. Step 4: Simplify right side
    668,356.22x = 269,816,029,959.74
  5. Step 5: Solve for x
    x = 269,816,029,959.74/668,356.22
  6. Step 6: Final answer
    x = 403,700.93

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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.