Finding the Fourth Proportional to 998,267.10, 1,497,400.65 and 972,023.10
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Solution
The fourth proportional to 998,267.10, 1,497,400.65 and 972,023.10 is: 1,458,034.65
Step by Step Solution
- Step 1: Write the proportion equation
998,267.10 : 1,497,400.65 = 972,023.10 : x - Step 2: Convert to fraction form
998,267.10/1,497,400.65 = 972,023.10/x - Step 3: Cross multiply
998,267.10x = 1,497,400.65 × 972,023.10 - Step 4: Simplify right side
998,267.10x = 1,455,508,021,755.02 - Step 5: Solve for x
x = 1,455,508,021,755.02/998,267.10 - Step 6: Final answer
x = 1,458,034.65
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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.