Finding the Fourth Proportional to 615,032.10, 922,548.15 and 544,529.70
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Solution
The fourth proportional to 615,032.10, 922,548.15 and 544,529.70 is: 816,794.55
Step by Step Solution
- Step 1: Write the proportion equation
615,032.10 : 922,548.15 = 544,529.70 : x - Step 2: Convert to fraction form
615,032.10/922,548.15 = 544,529.70/x - Step 3: Cross multiply
615,032.10x = 922,548.15 × 544,529.70 - Step 4: Simplify right side
615,032.10x = 502,354,867,355.06 - Step 5: Solve for x
x = 502,354,867,355.06/615,032.10 - Step 6: Final answer
x = 816,794.55
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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.