Finding the Fourth Proportional to 982,714.68, 1,356,129.54 and 552,993.48
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Solution
The fourth proportional to 982,714.68, 1,356,129.54 and 552,993.48 is: 763,121.59
Step by Step Solution
- Step 1: Write the proportion equation
982,714.68 : 1,356,129.54 = 552,993.48 : x - Step 2: Convert to fraction form
982,714.68/1,356,129.54 = 552,993.48/x - Step 3: Cross multiply
982,714.68x = 1,356,129.54 × 552,993.48 - Step 4: Simplify right side
982,714.68x = 749,930,793,655.40 - Step 5: Solve for x
x = 749,930,793,655.40/982,714.68 - Step 6: Final answer
x = 763,121.59
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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.