Finding the Fourth Proportional to 917,336.68, 1,265,956.08 and 509,444.96
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Solution
The fourth proportional to 917,336.68, 1,265,956.08 and 509,444.96 is: 703,051.52
Step by Step Solution
- Step 1: Write the proportion equation
917,336.68 : 1,265,956.08 = 509,444.96 : x - Step 2: Convert to fraction form
917,336.68/1,265,956.08 = 509,444.96/x - Step 3: Cross multiply
917,336.68x = 1,265,956.08 × 509,444.96 - Step 4: Simplify right side
917,336.68x = 644,934,944,537.36 - Step 5: Solve for x
x = 644,934,944,537.36/917,336.68 - Step 6: Final answer
x = 703,051.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.