Finding the Fourth Proportional to 960,336.45, 1,440,577.58 and 286,365.02
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Solution
The fourth proportional to 960,336.45, 1,440,577.58 and 286,365.02 is: 429,569.26
Step by Step Solution
- Step 1: Write the proportion equation
960,336.45 : 1,440,577.58 = 286,365.02 : x - Step 2: Convert to fraction form
960,336.45/1,440,577.58 = 286,365.02/x - Step 3: Cross multiply
960,336.45x = 1,440,577.58 × 286,365.02 - Step 4: Simplify right side
960,336.45x = 412,531,018,873.54 - Step 5: Solve for x
x = 412,531,018,873.54/960,336.45 - Step 6: Final answer
x = 429,569.26
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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.