Finding the Fourth Proportional to 736,340.79, 1,104,524.97 and 230,890.68
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Solution
The fourth proportional to 736,340.79, 1,104,524.97 and 230,890.68 is: 346,340.34
Step by Step Solution
- Step 1: Write the proportion equation
736,340.79 : 1,104,524.97 = 230,890.68 : x - Step 2: Convert to fraction form
736,340.79/1,104,524.97 = 230,890.68/x - Step 3: Cross multiply
736,340.79x = 1,104,524.97 × 230,890.68 - Step 4: Simplify right side
736,340.79x = 255,024,521,400.28 - Step 5: Solve for x
x = 255,024,521,400.28/736,340.79 - Step 6: Final answer
x = 346,340.34
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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.