Home / 759,283.81-1,047,833.53-419,773.93

Finding the Fourth Proportional to 759,283.81, 1,047,833.53 and 419,773.93

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Solution

The fourth proportional to 759,283.81, 1,047,833.53 and 419,773.93 is: 579,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,283.81 : 1,047,833.53 = 419,773.93 : x
  2. Step 2: Convert to fraction form
    759,283.81/1,047,833.53 = 419,773.93/x
  3. Step 3: Cross multiply
    759,283.81x = 1,047,833.53 × 419,773.93
  4. Step 4: Simplify right side
    759,283.81x = 439,853,198,873.87
  5. Step 5: Solve for x
    x = 439,853,198,873.87/759,283.81
  6. Step 6: Final answer
    x = 579,300.12

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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.