Finding the Fourth Proportional to 798,622.98, 1,101,969.68 and 471,890.54
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Solution
The fourth proportional to 798,622.98, 1,101,969.68 and 471,890.54 is: 651,132.11
Step by Step Solution
- Step 1: Write the proportion equation
798,622.98 : 1,101,969.68 = 471,890.54 : x - Step 2: Convert to fraction form
798,622.98/1,101,969.68 = 471,890.54/x - Step 3: Cross multiply
798,622.98x = 1,101,969.68 × 471,890.54 - Step 4: Simplify right side
798,622.98x = 520,009,067,358.83 - Step 5: Solve for x
x = 520,009,067,358.83/798,622.98 - Step 6: Final answer
x = 651,132.11
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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.