Finding the Fourth Proportional to 982,938.03, 1,356,498.14 and 553,245.99
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Solution
The fourth proportional to 982,938.03, 1,356,498.14 and 553,245.99 is: 763,504.04
Step by Step Solution
- Step 1: Write the proportion equation
982,938.03 : 1,356,498.14 = 553,245.99 : x - Step 2: Convert to fraction form
982,938.03/1,356,498.14 = 553,245.99/x - Step 3: Cross multiply
982,938.03x = 1,356,498.14 × 553,245.99 - Step 4: Simplify right side
982,938.03x = 750,477,153,631.23 - Step 5: Solve for x
x = 750,477,153,631.23/982,938.03 - Step 6: Final answer
x = 763,504.04
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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.