Home / 759,654.66-1,048,281.03-415,422.66

Finding the Fourth Proportional to 759,654.66, 1,048,281.03 and 415,422.66

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Solution

The fourth proportional to 759,654.66, 1,048,281.03 and 415,422.66 is: 573,260.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,654.66 : 1,048,281.03 = 415,422.66 : x
  2. Step 2: Convert to fraction form
    759,654.66/1,048,281.03 = 415,422.66/x
  3. Step 3: Cross multiply
    759,654.66x = 1,048,281.03 × 415,422.66
  4. Step 4: Simplify right side
    759,654.66x = 435,479,693,910.14
  5. Step 5: Solve for x
    x = 435,479,693,910.14/759,654.66
  6. Step 6: Final answer
    x = 573,260.08

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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.