Finding the Fourth Proportional to 860,767.92, 1,187,812.62 and 473,576.04
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Solution
The fourth proportional to 860,767.92, 1,187,812.62 and 473,576.04 is: 653,509.02
Step by Step Solution
- Step 1: Write the proportion equation
860,767.92 : 1,187,812.62 = 473,576.04 : x - Step 2: Convert to fraction form
860,767.92/1,187,812.62 = 473,576.04/x - Step 3: Cross multiply
860,767.92x = 1,187,812.62 × 473,576.04 - Step 4: Simplify right side
860,767.92x = 562,519,596,841.63 - Step 5: Solve for x
x = 562,519,596,841.63/860,767.92 - Step 6: Final answer
x = 653,509.02
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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.