Finding the Fourth Proportional to 230,400.24, 317,886.08 and 149,946.18
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Solution
The fourth proportional to 230,400.24, 317,886.08 and 149,946.18 is: 206,882.61
Step by Step Solution
- Step 1: Write the proportion equation
230,400.24 : 317,886.08 = 149,946.18 : x - Step 2: Convert to fraction form
230,400.24/317,886.08 = 149,946.18/x - Step 3: Cross multiply
230,400.24x = 317,886.08 × 149,946.18 - Step 4: Simplify right side
230,400.24x = 47,665,803,371.17 - Step 5: Solve for x
x = 47,665,803,371.17/230,400.24 - Step 6: Final answer
x = 206,882.61
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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.