Home / 901,002.44-1,243,441.10-519,022.64

Finding the Fourth Proportional to 901,002.44, 1,243,441.10 and 519,022.64

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Solution

The fourth proportional to 901,002.44, 1,243,441.10 and 519,022.64 is: 716,284.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,002.44 : 1,243,441.10 = 519,022.64 : x
  2. Step 2: Convert to fraction form
    901,002.44/1,243,441.10 = 519,022.64/x
  3. Step 3: Cross multiply
    901,002.44x = 1,243,441.10 × 519,022.64
  4. Step 4: Simplify right side
    901,002.44x = 645,374,078,358.56
  5. Step 5: Solve for x
    x = 645,374,078,358.56/901,002.44
  6. Step 6: Final answer
    x = 716,284.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.