Home / 1,608,281.60-2,412,422.40-410,201.60

Finding the Fourth Proportional to 1,608,281.60, 2,412,422.40 and 410,201.60

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Solution

The fourth proportional to 1,608,281.60, 2,412,422.40 and 410,201.60 is: 615,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,281.60 : 2,412,422.40 = 410,201.60 : x
  2. Step 2: Convert to fraction form
    1,608,281.60/2,412,422.40 = 410,201.60/x
  3. Step 3: Cross multiply
    1,608,281.60x = 2,412,422.40 × 410,201.60
  4. Step 4: Simplify right side
    1,608,281.60x = 989,579,528,355.84
  5. Step 5: Solve for x
    x = 989,579,528,355.84/1,608,281.60
  6. Step 6: Final answer
    x = 615,302.40

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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.