Home / 732,128.36-1,009,816.29-671,893.52

Finding the Fourth Proportional to 732,128.36, 1,009,816.29 and 671,893.52

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Solution

The fourth proportional to 732,128.36, 1,009,816.29 and 671,893.52 is: 926,735.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,128.36 : 1,009,816.29 = 671,893.52 : x
  2. Step 2: Convert to fraction form
    732,128.36/1,009,816.29 = 671,893.52/x
  3. Step 3: Cross multiply
    732,128.36x = 1,009,816.29 × 671,893.52
  4. Step 4: Simplify right side
    732,128.36x = 678,489,016,592.36
  5. Step 5: Solve for x
    x = 678,489,016,592.36/732,128.36
  6. Step 6: Final answer
    x = 926,735.06

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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.