Finding the Fourth Proportional to 430,440.57, 594,005.13 and 236,860.07
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Solution
The fourth proportional to 430,440.57, 594,005.13 and 236,860.07 is: 326,865.32
Step by Step Solution
- Step 1: Write the proportion equation
430,440.57 : 594,005.13 = 236,860.07 : x - Step 2: Convert to fraction form
430,440.57/594,005.13 = 236,860.07/x - Step 3: Cross multiply
430,440.57x = 594,005.13 × 236,860.07 - Step 4: Simplify right side
430,440.57x = 140,696,093,702.13 - Step 5: Solve for x
x = 140,696,093,702.13/430,440.57 - Step 6: Final answer
x = 326,865.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.