Finding the Fourth Proportional to 607,827.10, 910,537.80 and 533,031.70
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Solution
The fourth proportional to 607,827.10, 910,537.80 and 533,031.70 is: 798,492.72
Step by Step Solution
- Step 1: Write the proportion equation
607,827.10 : 910,537.80 = 533,031.70 : x - Step 2: Convert to fraction form
607,827.10/910,537.80 = 533,031.70/x - Step 3: Cross multiply
607,827.10x = 910,537.80 × 533,031.70 - Step 4: Simplify right side
607,827.10x = 485,345,511,448.26 - Step 5: Solve for x
x = 485,345,511,448.26/607,827.10 - Step 6: Final answer
x = 798,492.72
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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.