Finding the Fourth Proportional to 708,267.14, 977,408.84 and 385,977.32
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Solution
The fourth proportional to 708,267.14, 977,408.84 and 385,977.32 is: 532,648.80
Step by Step Solution
- Step 1: Write the proportion equation
708,267.14 : 977,408.84 = 385,977.32 : x - Step 2: Convert to fraction form
708,267.14/977,408.84 = 385,977.32/x - Step 3: Cross multiply
708,267.14x = 977,408.84 × 385,977.32 - Step 4: Simplify right side
708,267.14x = 377,257,644,607.51 - Step 5: Solve for x
x = 377,257,644,607.51/708,267.14 - Step 6: Final answer
x = 532,648.80
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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.