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Finding the Fourth Proportional to 436,712.04, 602,690.09 and 264,645.07

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Solution

The fourth proportional to 436,712.04, 602,690.09 and 264,645.07 is: 365,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,712.04 : 602,690.09 = 264,645.07 : x
  2. Step 2: Convert to fraction form
    436,712.04/602,690.09 = 264,645.07/x
  3. Step 3: Cross multiply
    436,712.04x = 602,690.09 × 264,645.07
  4. Step 4: Simplify right side
    436,712.04x = 159,498,958,226.41
  5. Step 5: Solve for x
    x = 159,498,958,226.41/436,712.04
  6. Step 6: Final answer
    x = 365,226.84

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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.