Finding the Fourth Proportional to 219,264.10, 302,596.61 and 154,753.99
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Solution
The fourth proportional to 219,264.10, 302,596.61 and 154,753.99 is: 213,569.08
Step by Step Solution
- Step 1: Write the proportion equation
219,264.10 : 302,596.61 = 154,753.99 : x - Step 2: Convert to fraction form
219,264.10/302,596.61 = 154,753.99/x - Step 3: Cross multiply
219,264.10x = 302,596.61 × 154,753.99 - Step 4: Simplify right side
219,264.10x = 46,828,031,227.71 - Step 5: Solve for x
x = 46,828,031,227.71/219,264.10 - Step 6: Final answer
x = 213,569.08
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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.