Home / 309,034.04-465,656.75-254,104.59

Finding the Fourth Proportional to 309,034.04, 465,656.75 and 254,104.59

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Solution

The fourth proportional to 309,034.04, 465,656.75 and 254,104.59 is: 382,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,034.04 : 465,656.75 = 254,104.59 : x
  2. Step 2: Convert to fraction form
    309,034.04/465,656.75 = 254,104.59/x
  3. Step 3: Cross multiply
    309,034.04x = 465,656.75 × 254,104.59
  4. Step 4: Simplify right side
    309,034.04x = 118,325,518,968.07
  5. Step 5: Solve for x
    x = 118,325,518,968.07/309,034.04
  6. Step 6: Final answer
    x = 382,888.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.