Home / 727,597.88-1,091,544.78-306,875.24

Finding the Fourth Proportional to 727,597.88, 1,091,544.78 and 306,875.24

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Solution

The fourth proportional to 727,597.88, 1,091,544.78 and 306,875.24 is: 460,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,597.88 : 1,091,544.78 = 306,875.24 : x
  2. Step 2: Convert to fraction form
    727,597.88/1,091,544.78 = 306,875.24/x
  3. Step 3: Cross multiply
    727,597.88x = 1,091,544.78 × 306,875.24
  4. Step 4: Simplify right side
    727,597.88x = 334,968,066,333.25
  5. Step 5: Solve for x
    x = 334,968,066,333.25/727,597.88
  6. Step 6: Final answer
    x = 460,375.26

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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.