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Finding the Fourth Proportional to 574,809.94, 793,252.02 and 320,165.38

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Solution

The fourth proportional to 574,809.94, 793,252.02 and 320,165.38 is: 441,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,809.94 : 793,252.02 = 320,165.38 : x
  2. Step 2: Convert to fraction form
    574,809.94/793,252.02 = 320,165.38/x
  3. Step 3: Cross multiply
    574,809.94x = 793,252.02 × 320,165.38
  4. Step 4: Simplify right side
    574,809.94x = 253,971,834,419.07
  5. Step 5: Solve for x
    x = 253,971,834,419.07/574,809.94
  6. Step 6: Final answer
    x = 441,836.19

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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.