Finding the Fourth Proportional to 982,592.90, 1,356,004.68 and 552,888.26
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Solution
The fourth proportional to 982,592.90, 1,356,004.68 and 552,888.26 is: 763,000.70
Step by Step Solution
- Step 1: Write the proportion equation
982,592.90 : 1,356,004.68 = 552,888.26 : x - Step 2: Convert to fraction form
982,592.90/1,356,004.68 = 552,888.26/x - Step 3: Cross multiply
982,592.90x = 1,356,004.68 × 552,888.26 - Step 4: Simplify right side
982,592.90x = 749,719,068,077.06 - Step 5: Solve for x
x = 749,719,068,077.06/982,592.90 - Step 6: Final answer
x = 763,000.70
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1.5x scale
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.