Finding the Fourth Proportional to 917,599.93, 1,376,692.41 and 384,977.95
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Solution
The fourth proportional to 917,599.93, 1,376,692.41 and 384,977.95 is: 577,589.65
Step by Step Solution
- Step 1: Write the proportion equation
917,599.93 : 1,376,692.41 = 384,977.95 : x - Step 2: Convert to fraction form
917,599.93/1,376,692.41 = 384,977.95/x - Step 3: Cross multiply
917,599.93x = 1,376,692.41 × 384,977.95 - Step 4: Simplify right side
917,599.93x = 529,996,221,782.36 - Step 5: Solve for x
x = 529,996,221,782.36/917,599.93 - Step 6: Final answer
x = 577,589.65
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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.