Finding the Fourth Proportional to 839,169.99, 1,158,014.34 and 476,545.95
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Solution
The fourth proportional to 839,169.99, 1,158,014.34 and 476,545.95 is: 657,610.56
Step by Step Solution
- Step 1: Write the proportion equation
839,169.99 : 1,158,014.34 = 476,545.95 : x - Step 2: Convert to fraction form
839,169.99/1,158,014.34 = 476,545.95/x - Step 3: Cross multiply
839,169.99x = 1,158,014.34 × 476,545.95 - Step 4: Simplify right side
839,169.99x = 551,847,043,768.92 - Step 5: Solve for x
x = 551,847,043,768.92/839,169.99 - Step 6: Final answer
x = 657,610.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.