Home / 842,008.64-1,262,161.92-362,549.12

Finding the Fourth Proportional to 842,008.64, 1,262,161.92 and 362,549.12

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Solution

The fourth proportional to 842,008.64, 1,262,161.92 and 362,549.12 is: 543,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,008.64 : 1,262,161.92 = 362,549.12 : x
  2. Step 2: Convert to fraction form
    842,008.64/1,262,161.92 = 362,549.12/x
  3. Step 3: Cross multiply
    842,008.64x = 1,262,161.92 × 362,549.12
  4. Step 4: Simplify right side
    842,008.64x = 457,595,693,393.51
  5. Step 5: Solve for x
    x = 457,595,693,393.51/842,008.64
  6. Step 6: Final answer
    x = 543,457.24

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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.