Home / 937,049.36-1,405,574.04-438,763.28

Finding the Fourth Proportional to 937,049.36, 1,405,574.04 and 438,763.28

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Solution

The fourth proportional to 937,049.36, 1,405,574.04 and 438,763.28 is: 658,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,049.36 : 1,405,574.04 = 438,763.28 : x
  2. Step 2: Convert to fraction form
    937,049.36/1,405,574.04 = 438,763.28/x
  3. Step 3: Cross multiply
    937,049.36x = 1,405,574.04 × 438,763.28
  4. Step 4: Simplify right side
    937,049.36x = 616,714,276,073.25
  5. Step 5: Solve for x
    x = 616,714,276,073.25/937,049.36
  6. Step 6: Final answer
    x = 658,144.92

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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.