Finding the Fourth Proportional to 559,206.80, 838,110.72 and 440,408.96
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Solution
The fourth proportional to 559,206.80, 838,110.72 and 440,408.96 is: 660,062.56
Step by Step Solution
- Step 1: Write the proportion equation
559,206.80 : 838,110.72 = 440,408.96 : x - Step 2: Convert to fraction form
559,206.80/838,110.72 = 440,408.96/x - Step 3: Cross multiply
559,206.80x = 838,110.72 × 440,408.96 - Step 4: Simplify right side
559,206.80x = 369,111,470,560.05 - Step 5: Solve for x
x = 369,111,470,560.05/559,206.80 - Step 6: Final answer
x = 660,062.56
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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.