Finding the Fourth Proportional to 652,129.10, 978,193.65 and 564,649.10
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Solution
The fourth proportional to 652,129.10, 978,193.65 and 564,649.10 is: 846,973.65
Step by Step Solution
- Step 1: Write the proportion equation
652,129.10 : 978,193.65 = 564,649.10 : x - Step 2: Convert to fraction form
652,129.10/978,193.65 = 564,649.10/x - Step 3: Cross multiply
652,129.10x = 978,193.65 × 564,649.10 - Step 4: Simplify right side
652,129.10x = 552,336,164,098.22 - Step 5: Solve for x
x = 552,336,164,098.22/652,129.10 - Step 6: Final answer
x = 846,973.65
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Similar ratio
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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.