Finding the Fourth Proportional to 473,295.93, 653,145.84 and 258,436.14
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Solution
The fourth proportional to 473,295.93, 653,145.84 and 258,436.14 is: 356,640.48
Step by Step Solution
- Step 1: Write the proportion equation
473,295.93 : 653,145.84 = 258,436.14 : x - Step 2: Convert to fraction form
473,295.93/653,145.84 = 258,436.14/x - Step 3: Cross multiply
473,295.93x = 653,145.84 × 258,436.14 - Step 4: Simplify right side
473,295.93x = 168,796,489,746.66 - Step 5: Solve for x
x = 168,796,489,746.66/473,295.93 - Step 6: Final answer
x = 356,640.48
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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.