Finding the Fourth Proportional to 960,341.22, 1,440,516.96 and 286,417.08
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Solution
The fourth proportional to 960,341.22, 1,440,516.96 and 286,417.08 is: 429,627.15
Step by Step Solution
- Step 1: Write the proportion equation
960,341.22 : 1,440,516.96 = 286,417.08 : x - Step 2: Convert to fraction form
960,341.22/1,440,516.96 = 286,417.08/x - Step 3: Cross multiply
960,341.22x = 1,440,516.96 × 286,417.08 - Step 4: Simplify right side
960,341.22x = 412,588,661,373.68 - Step 5: Solve for x
x = 412,588,661,373.68/960,341.22 - Step 6: Final answer
x = 429,627.15
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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.