Finding the Fourth Proportional to 781,953.98, 1,168,079.35 and 567,015.62
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Solution
The fourth proportional to 781,953.98, 1,168,079.35 and 567,015.62 is: 847,005.39
Step by Step Solution
- Step 1: Write the proportion equation
781,953.98 : 1,168,079.35 = 567,015.62 : x - Step 2: Convert to fraction form
781,953.98/1,168,079.35 = 567,015.62/x - Step 3: Cross multiply
781,953.98x = 1,168,079.35 × 567,015.62 - Step 4: Simplify right side
781,953.98x = 662,319,236,849.45 - Step 5: Solve for x
x = 662,319,236,849.45/781,953.98 - Step 6: Final answer
x = 847,005.39
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.