Finding the Fourth Proportional to 310,262.60, 465,394.08 and 88,646.60
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Solution
The fourth proportional to 310,262.60, 465,394.08 and 88,646.60 is: 132,969.95
Step by Step Solution
- Step 1: Write the proportion equation
310,262.60 : 465,394.08 = 88,646.60 : x - Step 2: Convert to fraction form
310,262.60/465,394.08 = 88,646.60/x - Step 3: Cross multiply
310,262.60x = 465,394.08 × 88,646.60 - Step 4: Simplify right side
310,262.60x = 41,255,602,852.13 - Step 5: Solve for x
x = 41,255,602,852.13/310,262.60 - Step 6: Final answer
x = 132,969.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.