Finding the Fourth Proportional to 259,618.24, 358,277.84 and 152,265.76
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Solution
The fourth proportional to 259,618.24, 358,277.84 and 152,265.76 is: 210,129.49
Step by Step Solution
- Step 1: Write the proportion equation
259,618.24 : 358,277.84 = 152,265.76 : x - Step 2: Convert to fraction form
259,618.24/358,277.84 = 152,265.76/x - Step 3: Cross multiply
259,618.24x = 358,277.84 × 152,265.76 - Step 4: Simplify right side
259,618.24x = 54,553,447,598.76 - Step 5: Solve for x
x = 54,553,447,598.76/259,618.24 - Step 6: Final answer
x = 210,129.49
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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.