Home / 460,578.49-635,862.02-307,875.33

Finding the Fourth Proportional to 460,578.49, 635,862.02 and 307,875.33

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Solution

The fourth proportional to 460,578.49, 635,862.02 and 307,875.33 is: 425,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,578.49 : 635,862.02 = 307,875.33 : x
  2. Step 2: Convert to fraction form
    460,578.49/635,862.02 = 307,875.33/x
  3. Step 3: Cross multiply
    460,578.49x = 635,862.02 × 307,875.33
  4. Step 4: Simplify right side
    460,578.49x = 195,766,227,702.59
  5. Step 5: Solve for x
    x = 195,766,227,702.59/460,578.49
  6. Step 6: Final answer
    x = 425,044.23

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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.