Finding the Fourth Proportional to 473,976.36, 654,097.68 and 282,954.06
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Solution
The fourth proportional to 473,976.36, 654,097.68 and 282,954.06 is: 390,482.75
Step by Step Solution
- Step 1: Write the proportion equation
473,976.36 : 654,097.68 = 282,954.06 : x - Step 2: Convert to fraction form
473,976.36/654,097.68 = 282,954.06/x - Step 3: Cross multiply
473,976.36x = 654,097.68 × 282,954.06 - Step 4: Simplify right side
473,976.36x = 185,079,594,192.58 - Step 5: Solve for x
x = 185,079,594,192.58/473,976.36 - Step 6: Final answer
x = 390,482.75
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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.