Finding the Fourth Proportional to 692,631.90, 1,037,963.70 and 482,023.80
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Solution
The fourth proportional to 692,631.90, 1,037,963.70 and 482,023.80 is: 722,350.80
Step by Step Solution
- Step 1: Write the proportion equation
692,631.90 : 1,037,963.70 = 482,023.80 : x - Step 2: Convert to fraction form
692,631.90/1,037,963.70 = 482,023.80/x - Step 3: Cross multiply
692,631.90x = 1,037,963.70 × 482,023.80 - Step 4: Simplify right side
692,631.90x = 500,323,206,936.06 - Step 5: Solve for x
x = 500,323,206,936.06/692,631.90 - Step 6: Final answer
x = 722,350.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.