Home / 559,426.02-772,107.84-329,969.22

Finding the Fourth Proportional to 559,426.02, 772,107.84 and 329,969.22

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Solution

The fourth proportional to 559,426.02, 772,107.84 and 329,969.22 is: 455,416.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,426.02 : 772,107.84 = 329,969.22 : x
  2. Step 2: Convert to fraction form
    559,426.02/772,107.84 = 329,969.22/x
  3. Step 3: Cross multiply
    559,426.02x = 772,107.84 × 329,969.22
  4. Step 4: Simplify right side
    559,426.02x = 254,771,821,720.69
  5. Step 5: Solve for x
    x = 254,771,821,720.69/559,426.02
  6. Step 6: Final answer
    x = 455,416.47

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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.