Finding the Fourth Proportional to 560,897.36, 841,398.94 and 434,678.98
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Solution
The fourth proportional to 560,897.36, 841,398.94 and 434,678.98 is: 652,059.47
Step by Step Solution
- Step 1: Write the proportion equation
560,897.36 : 841,398.94 = 434,678.98 : x - Step 2: Convert to fraction form
560,897.36/841,398.94 = 434,678.98/x - Step 3: Cross multiply
560,897.36x = 841,398.94 × 434,678.98 - Step 4: Simplify right side
560,897.36x = 365,738,433,012.28 - Step 5: Solve for x
x = 365,738,433,012.28/560,897.36 - Step 6: Final answer
x = 652,059.47
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1.5x scale
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.