Finding the Fourth Proportional to 537,701.20, 806,551.80 and 462,905.80
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Solution
The fourth proportional to 537,701.20, 806,551.80 and 462,905.80 is: 694,358.70
Step by Step Solution
- Step 1: Write the proportion equation
537,701.20 : 806,551.80 = 462,905.80 : x - Step 2: Convert to fraction form
537,701.20/806,551.80 = 462,905.80/x - Step 3: Cross multiply
537,701.20x = 806,551.80 × 462,905.80 - Step 4: Simplify right side
537,701.20x = 373,357,506,220.44 - Step 5: Solve for x
x = 373,357,506,220.44/537,701.20 - Step 6: Final answer
x = 694,358.70
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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.