Finding the Fourth Proportional to 756,341.99, 1,043,803.58 and 462,117.68
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Solution
The fourth proportional to 756,341.99, 1,043,803.58 and 462,117.68 is: 637,753.93
Step by Step Solution
- Step 1: Write the proportion equation
756,341.99 : 1,043,803.58 = 462,117.68 : x - Step 2: Convert to fraction form
756,341.99/1,043,803.58 = 462,117.68/x - Step 3: Cross multiply
756,341.99x = 1,043,803.58 × 462,117.68 - Step 4: Simplify right side
756,341.99x = 482,360,081,235.69 - Step 5: Solve for x
x = 482,360,081,235.69/756,341.99 - Step 6: Final answer
x = 637,753.93
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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.