Finding the Fourth Proportional to 927,058.51, 1,279,470.36 and 669,768.13
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Solution
The fourth proportional to 927,058.51, 1,279,470.36 and 669,768.13 is: 924,373.66
Step by Step Solution
- Step 1: Write the proportion equation
927,058.51 : 1,279,470.36 = 669,768.13 : x - Step 2: Convert to fraction form
927,058.51/1,279,470.36 = 669,768.13/x - Step 3: Cross multiply
927,058.51x = 1,279,470.36 × 669,768.13 - Step 4: Simplify right side
927,058.51x = 856,948,470,407.63 - Step 5: Solve for x
x = 856,948,470,407.63/927,058.51 - Step 6: Final answer
x = 924,373.66
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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.