Finding the Fourth Proportional to 539,178.74, 808,935.93 and 160,101.46
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Solution
The fourth proportional to 539,178.74, 808,935.93 and 160,101.46 is: 240,202.02
Step by Step Solution
- Step 1: Write the proportion equation
539,178.74 : 808,935.93 = 160,101.46 : x - Step 2: Convert to fraction form
539,178.74/808,935.93 = 160,101.46/x - Step 3: Cross multiply
539,178.74x = 808,935.93 × 160,101.46 - Step 4: Simplify right side
539,178.74x = 129,511,823,439.46 - Step 5: Solve for x
x = 129,511,823,439.46/539,178.74 - Step 6: Final answer
x = 240,202.02
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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.