Finding the Fourth Proportional to 703,602.06, 971,075.05 and 445,502.99
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Solution
The fourth proportional to 703,602.06, 971,075.05 and 445,502.99 is: 614,860.11
Step by Step Solution
- Step 1: Write the proportion equation
703,602.06 : 971,075.05 = 445,502.99 : x - Step 2: Convert to fraction form
703,602.06/971,075.05 = 445,502.99/x - Step 3: Cross multiply
703,602.06x = 971,075.05 × 445,502.99 - Step 4: Simplify right side
703,602.06x = 432,616,838,289.40 - Step 5: Solve for x
x = 432,616,838,289.40/703,602.06 - Step 6: Final answer
x = 614,860.11
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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.