Home / 1,077,094.78-1,615,145.46-318,665.02

Finding the Fourth Proportional to 1,077,094.78, 1,615,145.46 and 318,665.02

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Solution

The fourth proportional to 1,077,094.78, 1,615,145.46 and 318,665.02 is: 477,850.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,094.78 : 1,615,145.46 = 318,665.02 : x
  2. Step 2: Convert to fraction form
    1,077,094.78/1,615,145.46 = 318,665.02/x
  3. Step 3: Cross multiply
    1,077,094.78x = 1,615,145.46 × 318,665.02
  4. Step 4: Simplify right side
    1,077,094.78x = 514,690,360,313.81
  5. Step 5: Solve for x
    x = 514,690,360,313.81/1,077,094.78
  6. Step 6: Final answer
    x = 477,850.58

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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.