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Finding the Fourth Proportional to 359,415.15, 496,152.33 and 232,152.81

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Solution

The fourth proportional to 359,415.15, 496,152.33 and 232,152.81 is: 320,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,415.15 : 496,152.33 = 232,152.81 : x
  2. Step 2: Convert to fraction form
    359,415.15/496,152.33 = 232,152.81/x
  3. Step 3: Cross multiply
    359,415.15x = 496,152.33 × 232,152.81
  4. Step 4: Simplify right side
    359,415.15x = 115,183,157,597.55
  5. Step 5: Solve for x
    x = 115,183,157,597.55/359,415.15
  6. Step 6: Final answer
    x = 320,473.85

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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.