Home / 994,964.72-1,492,476.30-275,312.32

Finding the Fourth Proportional to 994,964.72, 1,492,476.30 and 275,312.32

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Solution

The fourth proportional to 994,964.72, 1,492,476.30 and 275,312.32 is: 412,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,964.72 : 1,492,476.30 = 275,312.32 : x
  2. Step 2: Convert to fraction form
    994,964.72/1,492,476.30 = 275,312.32/x
  3. Step 3: Cross multiply
    994,964.72x = 1,492,476.30 × 275,312.32
  4. Step 4: Simplify right side
    994,964.72x = 410,897,108,966.83
  5. Step 5: Solve for x
    x = 410,897,108,966.83/994,964.72
  6. Step 6: Final answer
    x = 412,976.56

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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.