Finding the Fourth Proportional to 615,041.80, 922,562.70 and 283,265.80
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Solution
The fourth proportional to 615,041.80, 922,562.70 and 283,265.80 is: 424,898.70
Step by Step Solution
- Step 1: Write the proportion equation
615,041.80 : 922,562.70 = 283,265.80 : x - Step 2: Convert to fraction form
615,041.80/922,562.70 = 283,265.80/x - Step 3: Cross multiply
615,041.80x = 922,562.70 × 283,265.80 - Step 4: Simplify right side
615,041.80x = 261,330,461,265.66 - Step 5: Solve for x
x = 261,330,461,265.66/615,041.80 - Step 6: Final answer
x = 424,898.70
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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.