Finding the Fourth Proportional to 353,267.05, 530,971.14 and 233,731.71
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Solution
The fourth proportional to 353,267.05, 530,971.14 and 233,731.71 is: 351,305.88
Step by Step Solution
- Step 1: Write the proportion equation
353,267.05 : 530,971.14 = 233,731.71 : x - Step 2: Convert to fraction form
353,267.05/530,971.14 = 233,731.71/x - Step 3: Cross multiply
353,267.05x = 530,971.14 × 233,731.71 - Step 4: Simplify right side
353,267.05x = 124,104,792,512.85 - Step 5: Solve for x
x = 124,104,792,512.85/353,267.05 - Step 6: Final answer
x = 351,305.88
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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.