Finding the Fourth Proportional to 671,801.08, 927,042.96 and 369,995.08
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Solution
The fourth proportional to 671,801.08, 927,042.96 and 369,995.08 is: 510,569.79
Step by Step Solution
- Step 1: Write the proportion equation
671,801.08 : 927,042.96 = 369,995.08 : x - Step 2: Convert to fraction form
671,801.08/927,042.96 = 369,995.08/x - Step 3: Cross multiply
671,801.08x = 927,042.96 × 369,995.08 - Step 4: Simplify right side
671,801.08x = 343,001,334,148.64 - Step 5: Solve for x
x = 343,001,334,148.64/671,801.08 - Step 6: Final answer
x = 510,569.79
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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.