Home / 727,840.02-1,091,862.06-254,417.70

Finding the Fourth Proportional to 727,840.02, 1,091,862.06 and 254,417.70

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Solution

The fourth proportional to 727,840.02, 1,091,862.06 and 254,417.70 is: 381,662.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,840.02 : 1,091,862.06 = 254,417.70 : x
  2. Step 2: Convert to fraction form
    727,840.02/1,091,862.06 = 254,417.70/x
  3. Step 3: Cross multiply
    727,840.02x = 1,091,862.06 × 254,417.70
  4. Step 4: Simplify right side
    727,840.02x = 277,789,034,022.46
  5. Step 5: Solve for x
    x = 277,789,034,022.46/727,840.02
  6. Step 6: Final answer
    x = 381,662.21

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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.