Home / 722,703.60-1,084,055.40-224,002.80

Finding the Fourth Proportional to 722,703.60, 1,084,055.40 and 224,002.80

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Solution

The fourth proportional to 722,703.60, 1,084,055.40 and 224,002.80 is: 336,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,703.60 : 1,084,055.40 = 224,002.80 : x
  2. Step 2: Convert to fraction form
    722,703.60/1,084,055.40 = 224,002.80/x
  3. Step 3: Cross multiply
    722,703.60x = 1,084,055.40 × 224,002.80
  4. Step 4: Simplify right side
    722,703.60x = 242,831,444,955.12
  5. Step 5: Solve for x
    x = 242,831,444,955.12/722,703.60
  6. Step 6: Final answer
    x = 336,004.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.