Finding the Fourth Proportional to 984,858.24, 1,358,802.24 and 602,486.40
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Solution
The fourth proportional to 984,858.24, 1,358,802.24 and 602,486.40 is: 831,246.40
Step by Step Solution
- Step 1: Write the proportion equation
984,858.24 : 1,358,802.24 = 602,486.40 : x - Step 2: Convert to fraction form
984,858.24/1,358,802.24 = 602,486.40/x - Step 3: Cross multiply
984,858.24x = 1,358,802.24 × 602,486.40 - Step 4: Simplify right side
984,858.24x = 818,659,869,889.54 - Step 5: Solve for x
x = 818,659,869,889.54/984,858.24 - Step 6: Final answer
x = 831,246.40
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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.