Finding the Fourth Proportional to 891,302.04, 1,337,080.13 and 292,310.08
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Solution
The fourth proportional to 891,302.04, 1,337,080.13 and 292,310.08 is: 438,506.79
Step by Step Solution
- Step 1: Write the proportion equation
891,302.04 : 1,337,080.13 = 292,310.08 : x - Step 2: Convert to fraction form
891,302.04/1,337,080.13 = 292,310.08/x - Step 3: Cross multiply
891,302.04x = 1,337,080.13 × 292,310.08 - Step 4: Simplify right side
891,302.04x = 390,841,999,766.71 - Step 5: Solve for x
x = 390,841,999,766.71/891,302.04 - Step 6: Final answer
x = 438,506.79
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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.