Home / 732,172.24-1,097,837.86-390,194.64

Finding the Fourth Proportional to 732,172.24, 1,097,837.86 and 390,194.64

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Solution

The fourth proportional to 732,172.24, 1,097,837.86 and 390,194.64 is: 585,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,172.24 : 1,097,837.86 = 390,194.64 : x
  2. Step 2: Convert to fraction form
    732,172.24/1,097,837.86 = 390,194.64/x
  3. Step 3: Cross multiply
    732,172.24x = 1,097,837.86 × 390,194.64
  4. Step 4: Simplify right side
    732,172.24x = 428,370,448,561.07
  5. Step 5: Solve for x
    x = 428,370,448,561.07/732,172.24
  6. Step 6: Final answer
    x = 585,067.86

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1.5x scale

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.