Finding the Fourth Proportional to 527,192.13, 791,029.16 and 286,946.13
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Solution
The fourth proportional to 527,192.13, 791,029.16 and 286,946.13 is: 430,550.35
Step by Step Solution
- Step 1: Write the proportion equation
527,192.13 : 791,029.16 = 286,946.13 : x - Step 2: Convert to fraction form
527,192.13/791,029.16 = 286,946.13/x - Step 3: Cross multiply
527,192.13x = 791,029.16 × 286,946.13 - Step 4: Simplify right side
527,192.13x = 226,982,752,941.37 - Step 5: Solve for x
x = 226,982,752,941.37/527,192.13 - Step 6: Final answer
x = 430,550.35
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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.