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Finding the Fourth Proportional to 359,494.23, 496,281.81 and 223,571.97

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Solution

The fourth proportional to 359,494.23, 496,281.81 and 223,571.97 is: 308,641.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,494.23 : 496,281.81 = 223,571.97 : x
  2. Step 2: Convert to fraction form
    359,494.23/496,281.81 = 223,571.97/x
  3. Step 3: Cross multiply
    359,494.23x = 496,281.81 × 223,571.97
  4. Step 4: Simplify right side
    359,494.23x = 110,954,700,075.81
  5. Step 5: Solve for x
    x = 110,954,700,075.81/359,494.23
  6. Step 6: Final answer
    x = 308,641.12

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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.