Finding the Fourth Proportional to 452,895.18, 624,981.84 and 259,296.47
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Solution
The fourth proportional to 452,895.18, 624,981.84 and 259,296.47 is: 357,821.39
Step by Step Solution
- Step 1: Write the proportion equation
452,895.18 : 624,981.84 = 259,296.47 : x - Step 2: Convert to fraction form
452,895.18/624,981.84 = 259,296.47/x - Step 3: Cross multiply
452,895.18x = 624,981.84 × 259,296.47 - Step 4: Simplify right side
452,895.18x = 162,055,581,801.20 - Step 5: Solve for x
x = 162,055,581,801.20/452,895.18 - Step 6: Final answer
x = 357,821.39
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1.5x scale
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.