Finding the Fourth Proportional to 880,654.71, 1,215,303.68 and 536,490.62
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Solution
The fourth proportional to 880,654.71, 1,215,303.68 and 536,490.62 is: 740,357.16
Step by Step Solution
- Step 1: Write the proportion equation
880,654.71 : 1,215,303.68 = 536,490.62 : x - Step 2: Convert to fraction form
880,654.71/1,215,303.68 = 536,490.62/x - Step 3: Cross multiply
880,654.71x = 1,215,303.68 × 536,490.62 - Step 4: Simplify right side
880,654.71x = 651,999,016,012.51 - Step 5: Solve for x
x = 651,999,016,012.51/880,654.71 - Step 6: Final answer
x = 740,357.16
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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.