Finding the Fourth Proportional to 417,749.13, 626,635.98 and 102,206.07
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Solution
The fourth proportional to 417,749.13, 626,635.98 and 102,206.07 is: 153,312.11
Step by Step Solution
- Step 1: Write the proportion equation
417,749.13 : 626,635.98 = 102,206.07 : x - Step 2: Convert to fraction form
417,749.13/626,635.98 = 102,206.07/x - Step 3: Cross multiply
417,749.13x = 626,635.98 × 102,206.07 - Step 4: Simplify right side
417,749.13x = 64,046,000,836.40 - Step 5: Solve for x
x = 64,046,000,836.40/417,749.13 - Step 6: Final answer
x = 153,312.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.