Finding the Fourth Proportional to 469,063.13, 647,307.68 and 254,203.19
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Solution
The fourth proportional to 469,063.13, 647,307.68 and 254,203.19 is: 350,800.71
Step by Step Solution
- Step 1: Write the proportion equation
469,063.13 : 647,307.68 = 254,203.19 : x - Step 2: Convert to fraction form
469,063.13/647,307.68 = 254,203.19/x - Step 3: Cross multiply
469,063.13x = 647,307.68 × 254,203.19 - Step 4: Simplify right side
469,063.13x = 164,547,677,167.50 - Step 5: Solve for x
x = 164,547,677,167.50/469,063.13 - Step 6: Final answer
x = 350,800.71
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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.