Finding the Fourth Proportional to 560,306.88, 840,307.68 and 186,281.28
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Solution
The fourth proportional to 560,306.88, 840,307.68 and 186,281.28 is: 279,371.17
Step by Step Solution
- Step 1: Write the proportion equation
560,306.88 : 840,307.68 = 186,281.28 : x - Step 2: Convert to fraction form
560,306.88/840,307.68 = 186,281.28/x - Step 3: Cross multiply
560,306.88x = 840,307.68 × 186,281.28 - Step 4: Simplify right side
560,306.88x = 156,533,590,224.23 - Step 5: Solve for x
x = 156,533,590,224.23/560,306.88 - Step 6: Final answer
x = 279,371.17
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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.