Home / 409,995.04-565,804.56-240,236.32

Finding the Fourth Proportional to 409,995.04, 565,804.56 and 240,236.32

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Solution

The fourth proportional to 409,995.04, 565,804.56 and 240,236.32 is: 331,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,995.04 : 565,804.56 = 240,236.32 : x
  2. Step 2: Convert to fraction form
    409,995.04/565,804.56 = 240,236.32/x
  3. Step 3: Cross multiply
    409,995.04x = 565,804.56 × 240,236.32
  4. Step 4: Simplify right side
    409,995.04x = 135,926,805,333.62
  5. Step 5: Solve for x
    x = 135,926,805,333.62/409,995.04
  6. Step 6: Final answer
    x = 331,532.80

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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.