Home / 851,968.32-1,175,689.44-484,485.36

Finding the Fourth Proportional to 851,968.32, 1,175,689.44 and 484,485.36

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Solution

The fourth proportional to 851,968.32, 1,175,689.44 and 484,485.36 is: 668,574.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,968.32 : 1,175,689.44 = 484,485.36 : x
  2. Step 2: Convert to fraction form
    851,968.32/1,175,689.44 = 484,485.36/x
  3. Step 3: Cross multiply
    851,968.32x = 1,175,689.44 × 484,485.36
  4. Step 4: Simplify right side
    851,968.32x = 569,604,321,586.60
  5. Step 5: Solve for x
    x = 569,604,321,586.60/851,968.32
  6. Step 6: Final answer
    x = 668,574.53

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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.