Finding the Fourth Proportional to 546,347.80, 819,521.70 and 493,203.70
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Solution
The fourth proportional to 546,347.80, 819,521.70 and 493,203.70 is: 739,805.55
Step by Step Solution
- Step 1: Write the proportion equation
546,347.80 : 819,521.70 = 493,203.70 : x - Step 2: Convert to fraction form
546,347.80/819,521.70 = 493,203.70/x - Step 3: Cross multiply
546,347.80x = 819,521.70 × 493,203.70 - Step 4: Simplify right side
546,347.80x = 404,191,134,670.29 - Step 5: Solve for x
x = 404,191,134,670.29/546,347.80 - Step 6: Final answer
x = 739,805.55
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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.