Home / 835,927.36-1,153,608.30-468,420

Finding the Fourth Proportional to 835,927.36, 1,153,608.30 and 468,420

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Solution

The fourth proportional to 835,927.36, 1,153,608.30 and 468,420 is: 646,435.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,927.36 : 1,153,608.30 = 468,420 : x
  2. Step 2: Convert to fraction form
    835,927.36/1,153,608.30 = 468,420/x
  3. Step 3: Cross multiply
    835,927.36x = 1,153,608.30 × 468,420
  4. Step 4: Simplify right side
    835,927.36x = 540,373,199,886
  5. Step 5: Solve for x
    x = 540,373,199,886/835,927.36
  6. Step 6: Final answer
    x = 646,435.59

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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.