Finding the Fourth Proportional to 360,483.90, 539,592.09 and 247,502.94
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Solution
The fourth proportional to 360,483.90, 539,592.09 and 247,502.94 is: 370,475.99
Step by Step Solution
- Step 1: Write the proportion equation
360,483.90 : 539,592.09 = 247,502.94 : x - Step 2: Convert to fraction form
360,483.90/539,592.09 = 247,502.94/x - Step 3: Cross multiply
360,483.90x = 539,592.09 × 247,502.94 - Step 4: Simplify right side
360,483.90x = 133,550,628,675.75 - Step 5: Solve for x
x = 133,550,628,675.75/360,483.90 - Step 6: Final answer
x = 370,475.99
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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.