Finding the Fourth Proportional to 929,106.38, 1,392,483.74 and 529,971.60
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Solution
The fourth proportional to 929,106.38, 1,392,483.74 and 529,971.60 is: 794,286.69
Step by Step Solution
- Step 1: Write the proportion equation
929,106.38 : 1,392,483.74 = 529,971.60 : x - Step 2: Convert to fraction form
929,106.38/1,392,483.74 = 529,971.60/x - Step 3: Cross multiply
929,106.38x = 1,392,483.74 × 529,971.60 - Step 4: Simplify right side
929,106.38x = 737,976,835,661.78 - Step 5: Solve for x
x = 737,976,835,661.78/929,106.38 - Step 6: Final answer
x = 794,286.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.