Finding the Fourth Proportional to 546,654.99, 754,216.41 and 317,132.58
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Solution
The fourth proportional to 546,654.99, 754,216.41 and 317,132.58 is: 437,545.80
Step by Step Solution
- Step 1: Write the proportion equation
546,654.99 : 754,216.41 = 317,132.58 : x - Step 2: Convert to fraction form
546,654.99/754,216.41 = 317,132.58/x - Step 3: Cross multiply
546,654.99x = 754,216.41 × 317,132.58 - Step 4: Simplify right side
546,654.99x = 239,186,595,981.64 - Step 5: Solve for x
x = 239,186,595,981.64/546,654.99 - Step 6: Final answer
x = 437,545.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.