Home / 716,065.78-1,074,018.36-183,599.32

Finding the Fourth Proportional to 716,065.78, 1,074,018.36 and 183,599.32

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Solution

The fourth proportional to 716,065.78, 1,074,018.36 and 183,599.32 is: 275,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,065.78 : 1,074,018.36 = 183,599.32 : x
  2. Step 2: Convert to fraction form
    716,065.78/1,074,018.36 = 183,599.32/x
  3. Step 3: Cross multiply
    716,065.78x = 1,074,018.36 × 183,599.32
  4. Step 4: Simplify right side
    716,065.78x = 197,189,040,563.52
  5. Step 5: Solve for x
    x = 197,189,040,563.52/716,065.78
  6. Step 6: Final answer
    x = 275,378.39

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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.