Finding the Fourth Proportional to 964,395.18, 1,330,863.15 and 534,664.26
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Solution
The fourth proportional to 964,395.18, 1,330,863.15 and 534,664.26 is: 737,835.46
Step by Step Solution
- Step 1: Write the proportion equation
964,395.18 : 1,330,863.15 = 534,664.26 : x - Step 2: Convert to fraction form
964,395.18/1,330,863.15 = 534,664.26/x - Step 3: Cross multiply
964,395.18x = 1,330,863.15 × 534,664.26 - Step 4: Simplify right side
964,395.18x = 711,564,961,256.02 - Step 5: Solve for x
x = 711,564,961,256.02/964,395.18 - Step 6: Final answer
x = 737,835.46
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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.