Home / 759,903.06-1,048,662.41-415,732.76

Finding the Fourth Proportional to 759,903.06, 1,048,662.41 and 415,732.76

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Solution

The fourth proportional to 759,903.06, 1,048,662.41 and 415,732.76 is: 573,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,903.06 : 1,048,662.41 = 415,732.76 : x
  2. Step 2: Convert to fraction form
    759,903.06/1,048,662.41 = 415,732.76/x
  3. Step 3: Cross multiply
    759,903.06x = 1,048,662.41 × 415,732.76
  4. Step 4: Simplify right side
    759,903.06x = 435,963,310,695.58
  5. Step 5: Solve for x
    x = 435,963,310,695.58/759,903.06
  6. Step 6: Final answer
    x = 573,709.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.