Finding the Fourth Proportional to 700,954.08, 967,315.68 and 399,148.08
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Solution
The fourth proportional to 700,954.08, 967,315.68 and 399,148.08 is: 550,823.81
Step by Step Solution
- Step 1: Write the proportion equation
700,954.08 : 967,315.68 = 399,148.08 : x - Step 2: Convert to fraction form
700,954.08/967,315.68 = 399,148.08/x - Step 3: Cross multiply
700,954.08x = 967,315.68 × 399,148.08 - Step 4: Simplify right side
700,954.08x = 386,102,196,425.89 - Step 5: Solve for x
x = 386,102,196,425.89/700,954.08 - Step 6: Final answer
x = 550,823.81
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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.