Finding the Fourth Proportional to 527,385.87, 791,038.44 and 190,426.68
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Solution
The fourth proportional to 527,385.87, 791,038.44 and 190,426.68 is: 285,625.45
Step by Step Solution
- Step 1: Write the proportion equation
527,385.87 : 791,038.44 = 190,426.68 : x - Step 2: Convert to fraction form
527,385.87/791,038.44 = 190,426.68/x - Step 3: Cross multiply
527,385.87x = 791,038.44 × 190,426.68 - Step 4: Simplify right side
527,385.87x = 150,634,823,881.58 - Step 5: Solve for x
x = 150,634,823,881.58/527,385.87 - Step 6: Final answer
x = 285,625.45
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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.