Finding the Fourth Proportional to 891,206.16, 1,336,965.12 and 531,663.36
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Solution
The fourth proportional to 891,206.16, 1,336,965.12 and 531,663.36 is: 797,588.03
Step by Step Solution
- Step 1: Write the proportion equation
891,206.16 : 1,336,965.12 = 531,663.36 : x - Step 2: Convert to fraction form
891,206.16/1,336,965.12 = 531,663.36/x - Step 3: Cross multiply
891,206.16x = 1,336,965.12 × 531,663.36 - Step 4: Simplify right side
891,206.16x = 710,815,367,902.00 - Step 5: Solve for x
x = 710,815,367,902.00/891,206.16 - Step 6: Final answer
x = 797,588.03
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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.