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Finding the Fourth Proportional to 574,651.40, 793,018.89 and 333,074.07

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Solution

The fourth proportional to 574,651.40, 793,018.89 and 333,074.07 is: 459,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,651.40 : 793,018.89 = 333,074.07 : x
  2. Step 2: Convert to fraction form
    574,651.40/793,018.89 = 333,074.07/x
  3. Step 3: Cross multiply
    574,651.40x = 793,018.89 × 333,074.07
  4. Step 4: Simplify right side
    574,651.40x = 264,134,029,279.18
  5. Step 5: Solve for x
    x = 264,134,029,279.18/574,651.40
  6. Step 6: Final answer
    x = 459,642.20

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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.