Finding the Fourth Proportional to 844,347.84, 1,165,226.40 and 462,410.88
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Solution
The fourth proportional to 844,347.84, 1,165,226.40 and 462,410.88 is: 638,141.46
Step by Step Solution
- Step 1: Write the proportion equation
844,347.84 : 1,165,226.40 = 462,410.88 : x - Step 2: Convert to fraction form
844,347.84/1,165,226.40 = 462,410.88/x - Step 3: Cross multiply
844,347.84x = 1,165,226.40 × 462,410.88 - Step 4: Simplify right side
844,347.84x = 538,813,365,023.23 - Step 5: Solve for x
x = 538,813,365,023.23/844,347.84 - Step 6: Final answer
x = 638,141.46
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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.