Finding the Fourth Proportional to 943,104.74, 1,301,484.68 and 513,388.09
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Solution
The fourth proportional to 943,104.74, 1,301,484.68 and 513,388.09 is: 708,475.64
Step by Step Solution
- Step 1: Write the proportion equation
943,104.74 : 1,301,484.68 = 513,388.09 : x - Step 2: Convert to fraction form
943,104.74/1,301,484.68 = 513,388.09/x - Step 3: Cross multiply
943,104.74x = 1,301,484.68 × 513,388.09 - Step 4: Simplify right side
943,104.74x = 668,166,735,014.58 - Step 5: Solve for x
x = 668,166,735,014.58/943,104.74 - Step 6: Final answer
x = 708,475.64
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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.