Home / 722,705.10-1,084,057.65-224,004.30

Finding the Fourth Proportional to 722,705.10, 1,084,057.65 and 224,004.30

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Solution

The fourth proportional to 722,705.10, 1,084,057.65 and 224,004.30 is: 336,006.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,705.10 : 1,084,057.65 = 224,004.30 : x
  2. Step 2: Convert to fraction form
    722,705.10/1,084,057.65 = 224,004.30/x
  3. Step 3: Cross multiply
    722,705.10x = 1,084,057.65 × 224,004.30
  4. Step 4: Simplify right side
    722,705.10x = 242,833,575,047.90
  5. Step 5: Solve for x
    x = 242,833,575,047.90/722,705.10
  6. Step 6: Final answer
    x = 336,006.45

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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.