Home / 904,116.64-1,247,696.80-496,256.64

Finding the Fourth Proportional to 904,116.64, 1,247,696.80 and 496,256.64

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Solution

The fourth proportional to 904,116.64, 1,247,696.80 and 496,256.64 is: 684,842.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,116.64 : 1,247,696.80 = 496,256.64 : x
  2. Step 2: Convert to fraction form
    904,116.64/1,247,696.80 = 496,256.64/x
  3. Step 3: Cross multiply
    904,116.64x = 1,247,696.80 × 496,256.64
  4. Step 4: Simplify right side
    904,116.64x = 619,177,821,706.75
  5. Step 5: Solve for x
    x = 619,177,821,706.75/904,116.64
  6. Step 6: Final answer
    x = 684,842.86

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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.