Finding the Fourth Proportional to 632,623.41, 948,934.29 and 206,158.53
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Solution
The fourth proportional to 632,623.41, 948,934.29 and 206,158.53 is: 309,237.53
Step by Step Solution
- Step 1: Write the proportion equation
632,623.41 : 948,934.29 = 206,158.53 : x - Step 2: Convert to fraction form
632,623.41/948,934.29 = 206,158.53/x - Step 3: Cross multiply
632,623.41x = 948,934.29 × 206,158.53 - Step 4: Simplify right side
632,623.41x = 195,630,898,292.99 - Step 5: Solve for x
x = 195,630,898,292.99/632,623.41 - Step 6: Final answer
x = 309,237.53
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1.5x scale
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.