Finding the Fourth Proportional to 532,225.62, 798,681.06 and 212,322.87
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Solution
The fourth proportional to 532,225.62, 798,681.06 and 212,322.87 is: 318,620.99
Step by Step Solution
- Step 1: Write the proportion equation
532,225.62 : 798,681.06 = 212,322.87 : x - Step 2: Convert to fraction form
532,225.62/798,681.06 = 212,322.87/x - Step 3: Cross multiply
532,225.62x = 798,681.06 × 212,322.87 - Step 4: Simplify right side
532,225.62x = 169,578,254,873.84 - Step 5: Solve for x
x = 169,578,254,873.84/532,225.62 - Step 6: Final answer
x = 318,620.99
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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.