Home / 1,348,405.60-2,022,608.40-351,133.60

Finding the Fourth Proportional to 1,348,405.60, 2,022,608.40 and 351,133.60

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Solution

The fourth proportional to 1,348,405.60, 2,022,608.40 and 351,133.60 is: 526,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,405.60 : 2,022,608.40 = 351,133.60 : x
  2. Step 2: Convert to fraction form
    1,348,405.60/2,022,608.40 = 351,133.60/x
  3. Step 3: Cross multiply
    1,348,405.60x = 2,022,608.40 × 351,133.60
  4. Step 4: Simplify right side
    1,348,405.60x = 710,205,768,882.24
  5. Step 5: Solve for x
    x = 710,205,768,882.24/1,348,405.60
  6. Step 6: Final answer
    x = 526,700.40

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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.