Home / 1,507,233.60-2,260,850.40-385,243.20

Finding the Fourth Proportional to 1,507,233.60, 2,260,850.40 and 385,243.20

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Solution

The fourth proportional to 1,507,233.60, 2,260,850.40 and 385,243.20 is: 577,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,233.60 : 2,260,850.40 = 385,243.20 : x
  2. Step 2: Convert to fraction form
    1,507,233.60/2,260,850.40 = 385,243.20/x
  3. Step 3: Cross multiply
    1,507,233.60x = 2,260,850.40 × 385,243.20
  4. Step 4: Simplify right side
    1,507,233.60x = 870,977,242,817.28
  5. Step 5: Solve for x
    x = 870,977,242,817.28/1,507,233.60
  6. Step 6: Final answer
    x = 577,864.80

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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.