Finding the Fourth Proportional to 395,349.84, 545,580.46 and 214,058.02
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Solution
The fourth proportional to 395,349.84, 545,580.46 and 214,058.02 is: 295,398.81
Step by Step Solution
- Step 1: Write the proportion equation
395,349.84 : 545,580.46 = 214,058.02 : x - Step 2: Convert to fraction form
395,349.84/545,580.46 = 214,058.02/x - Step 3: Cross multiply
395,349.84x = 545,580.46 × 214,058.02 - Step 4: Simplify right side
395,349.84x = 116,785,873,018.29 - Step 5: Solve for x
x = 116,785,873,018.29/395,349.84 - Step 6: Final answer
x = 295,398.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.