Home / 942,287.05-1,413,588.22-739,875

Finding the Fourth Proportional to 942,287.05, 1,413,588.22 and 739,875

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Solution

The fourth proportional to 942,287.05, 1,413,588.22 and 739,875 is: 1,109,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,287.05 : 1,413,588.22 = 739,875 : x
  2. Step 2: Convert to fraction form
    942,287.05/1,413,588.22 = 739,875/x
  3. Step 3: Cross multiply
    942,287.05x = 1,413,588.22 × 739,875
  4. Step 4: Simplify right side
    942,287.05x = 1,045,878,582,422.81
  5. Step 5: Solve for x
    x = 1,045,878,582,422.81/942,287.05
  6. Step 6: Final answer
    x = 1,109,936.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.