Finding the Fourth Proportional to 716,106.08, 988,225.14 and 410,281.40
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Solution
The fourth proportional to 716,106.08, 988,225.14 and 410,281.40 is: 566,187.62
Step by Step Solution
- Step 1: Write the proportion equation
716,106.08 : 988,225.14 = 410,281.40 : x - Step 2: Convert to fraction form
716,106.08/988,225.14 = 410,281.40/x - Step 3: Cross multiply
716,106.08x = 988,225.14 × 410,281.40 - Step 4: Simplify right side
716,106.08x = 405,450,393,954.40 - Step 5: Solve for x
x = 405,450,393,954.40/716,106.08 - Step 6: Final answer
x = 566,187.62
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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.