Home / 994,862.64-1,492,585.80-320,930.64

Finding the Fourth Proportional to 994,862.64, 1,492,585.80 and 320,930.64

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Solution

The fourth proportional to 994,862.64, 1,492,585.80 and 320,930.64 is: 481,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,862.64 : 1,492,585.80 = 320,930.64 : x
  2. Step 2: Convert to fraction form
    994,862.64/1,492,585.80 = 320,930.64/x
  3. Step 3: Cross multiply
    994,862.64x = 1,492,585.80 × 320,930.64
  4. Step 4: Simplify right side
    994,862.64x = 479,016,516,048.91
  5. Step 5: Solve for x
    x = 479,016,516,048.91/994,862.64
  6. Step 6: Final answer
    x = 481,490.10

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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.