Finding the Fourth Proportional to 310,539.65, 465,347.81 and 160,579.79
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Solution
The fourth proportional to 310,539.65, 465,347.81 and 160,579.79 is: 240,630.96
Step by Step Solution
- Step 1: Write the proportion equation
310,539.65 : 465,347.81 = 160,579.79 : x - Step 2: Convert to fraction form
310,539.65/465,347.81 = 160,579.79/x - Step 3: Cross multiply
310,539.65x = 465,347.81 × 160,579.79 - Step 4: Simplify right side
310,539.65x = 74,725,454,283.68 - Step 5: Solve for x
x = 74,725,454,283.68/310,539.65 - Step 6: Final answer
x = 240,630.96
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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.