Finding the Fourth Proportional to 473,874.16, 710,706.28 and 136,841.44
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Solution
The fourth proportional to 473,874.16, 710,706.28 and 136,841.44 is: 205,231.85
Step by Step Solution
- Step 1: Write the proportion equation
473,874.16 : 710,706.28 = 136,841.44 : x - Step 2: Convert to fraction form
473,874.16/710,706.28 = 136,841.44/x - Step 3: Cross multiply
473,874.16x = 710,706.28 × 136,841.44 - Step 4: Simplify right side
473,874.16x = 97,254,070,772.24 - Step 5: Solve for x
x = 97,254,070,772.24/473,874.16 - Step 6: Final answer
x = 205,231.85
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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.