Home / 759,127.75-1,047,464.56-468,901.91

Finding the Fourth Proportional to 759,127.75, 1,047,464.56 and 468,901.91

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Solution

The fourth proportional to 759,127.75, 1,047,464.56 and 468,901.91 is: 647,003.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,127.75 : 1,047,464.56 = 468,901.91 : x
  2. Step 2: Convert to fraction form
    759,127.75/1,047,464.56 = 468,901.91/x
  3. Step 3: Cross multiply
    759,127.75x = 1,047,464.56 × 468,901.91
  4. Step 4: Simplify right side
    759,127.75x = 491,158,136,046.10
  5. Step 5: Solve for x
    x = 491,158,136,046.10/759,127.75
  6. Step 6: Final answer
    x = 647,003.27

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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.