Finding the Fourth Proportional to 964,332.40, 1,330,810.14 and 534,652.48
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Solution
The fourth proportional to 964,332.40, 1,330,810.14 and 534,652.48 is: 737,837.85
Step by Step Solution
- Step 1: Write the proportion equation
964,332.40 : 1,330,810.14 = 534,652.48 : x - Step 2: Convert to fraction form
964,332.40/1,330,810.14 = 534,652.48/x - Step 3: Cross multiply
964,332.40x = 1,330,810.14 × 534,652.48 - Step 4: Simplify right side
964,332.40x = 711,520,941,760.15 - Step 5: Solve for x
x = 711,520,941,760.15/964,332.40 - Step 6: Final answer
x = 737,837.85
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1.5x scale
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.