Finding the Fourth Proportional to 535,307.10, 803,108.88 and 247,206.75
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Solution
The fourth proportional to 535,307.10, 803,108.88 and 247,206.75 is: 370,878.58
Step by Step Solution
- Step 1: Write the proportion equation
535,307.10 : 803,108.88 = 247,206.75 : x - Step 2: Convert to fraction form
535,307.10/803,108.88 = 247,206.75/x - Step 3: Cross multiply
535,307.10x = 803,108.88 × 247,206.75 - Step 4: Simplify right side
535,307.10x = 198,533,936,120.94 - Step 5: Solve for x
x = 198,533,936,120.94/535,307.10 - Step 6: Final answer
x = 370,878.58
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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.