Finding the Fourth Proportional to 832,054.14, 1,148,234.94 and 469,554.84
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Solution
The fourth proportional to 832,054.14, 1,148,234.94 and 469,554.84 is: 647,985.81
Step by Step Solution
- Step 1: Write the proportion equation
832,054.14 : 1,148,234.94 = 469,554.84 : x - Step 2: Convert to fraction form
832,054.14/1,148,234.94 = 469,554.84/x - Step 3: Cross multiply
832,054.14x = 1,148,234.94 × 469,554.84 - Step 4: Simplify right side
832,054.14x = 539,159,273,534.11 - Step 5: Solve for x
x = 539,159,273,534.11/832,054.14 - Step 6: Final answer
x = 647,985.81
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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.