Finding the Fourth Proportional to 370,820.23, 556,252.06 and 143,117.08
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Solution
The fourth proportional to 370,820.23, 556,252.06 and 143,117.08 is: 214,684.00
Step by Step Solution
- Step 1: Write the proportion equation
370,820.23 : 556,252.06 = 143,117.08 : x - Step 2: Convert to fraction form
370,820.23/556,252.06 = 143,117.08/x - Step 3: Cross multiply
370,820.23x = 556,252.06 × 143,117.08 - Step 4: Simplify right side
370,820.23x = 79,609,169,091.11 - Step 5: Solve for x
x = 79,609,169,091.11/370,820.23 - Step 6: Final answer
x = 214,684.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.