Home / 439,936.04-607,071.30-248,918.60

Finding the Fourth Proportional to 439,936.04, 607,071.30 and 248,918.60

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Solution

The fourth proportional to 439,936.04, 607,071.30 and 248,918.60 is: 343,484.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,936.04 : 607,071.30 = 248,918.60 : x
  2. Step 2: Convert to fraction form
    439,936.04/607,071.30 = 248,918.60/x
  3. Step 3: Cross multiply
    439,936.04x = 607,071.30 × 248,918.60
  4. Step 4: Simplify right side
    439,936.04x = 151,111,338,096.18
  5. Step 5: Solve for x
    x = 151,111,338,096.18/439,936.04
  6. Step 6: Final answer
    x = 343,484.79

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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.