Home / 556,631.07-768,152.35-301,982.25

Finding the Fourth Proportional to 556,631.07, 768,152.35 and 301,982.25

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Solution

The fourth proportional to 556,631.07, 768,152.35 and 301,982.25 is: 416,736.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,631.07 : 768,152.35 = 301,982.25 : x
  2. Step 2: Convert to fraction form
    556,631.07/768,152.35 = 301,982.25/x
  3. Step 3: Cross multiply
    556,631.07x = 768,152.35 × 301,982.25
  4. Step 4: Simplify right side
    556,631.07x = 231,968,374,995.79
  5. Step 5: Solve for x
    x = 231,968,374,995.79/556,631.07
  6. Step 6: Final answer
    x = 416,736.30

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1.5x scale

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.