Finding the Fourth Proportional to 964,031.24, 1,330,407.96 and 534,320.84
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Solution
The fourth proportional to 964,031.24, 1,330,407.96 and 534,320.84 is: 737,387.62
Step by Step Solution
- Step 1: Write the proportion equation
964,031.24 : 1,330,407.96 = 534,320.84 : x - Step 2: Convert to fraction form
964,031.24/1,330,407.96 = 534,320.84/x - Step 3: Cross multiply
964,031.24x = 1,330,407.96 × 534,320.84 - Step 4: Simplify right side
964,031.24x = 710,864,698,729.89 - Step 5: Solve for x
x = 710,864,698,729.89/964,031.24 - Step 6: Final answer
x = 737,387.62
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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.