Home / 750,785.66-1,036,084.65-411,259.58

Finding the Fourth Proportional to 750,785.66, 1,036,084.65 and 411,259.58

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Solution

The fourth proportional to 750,785.66, 1,036,084.65 and 411,259.58 is: 567,538.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,785.66 : 1,036,084.65 = 411,259.58 : x
  2. Step 2: Convert to fraction form
    750,785.66/1,036,084.65 = 411,259.58/x
  3. Step 3: Cross multiply
    750,785.66x = 1,036,084.65 × 411,259.58
  4. Step 4: Simplify right side
    750,785.66x = 426,099,738,003.45
  5. Step 5: Solve for x
    x = 426,099,738,003.45/750,785.66
  6. Step 6: Final answer
    x = 567,538.46

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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.