Finding the Fourth Proportional to 616,252.20, 924,378.30 and 349,909.80
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Solution
The fourth proportional to 616,252.20, 924,378.30 and 349,909.80 is: 524,864.70
Step by Step Solution
- Step 1: Write the proportion equation
616,252.20 : 924,378.30 = 349,909.80 : x - Step 2: Convert to fraction form
616,252.20/924,378.30 = 349,909.80/x - Step 3: Cross multiply
616,252.20x = 924,378.30 × 349,909.80 - Step 4: Simplify right side
616,252.20x = 323,449,026,077.34 - Step 5: Solve for x
x = 323,449,026,077.34/616,252.20 - Step 6: Final answer
x = 524,864.70
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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.