Finding the Fourth Proportional to 665,271.08, 918,031.14 and 363,464.84
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Solution
The fourth proportional to 665,271.08, 918,031.14 and 363,464.84 is: 501,558.01
Step by Step Solution
- Step 1: Write the proportion equation
665,271.08 : 918,031.14 = 363,464.84 : x - Step 2: Convert to fraction form
665,271.08/918,031.14 = 363,464.84/x - Step 3: Cross multiply
665,271.08x = 918,031.14 × 363,464.84 - Step 4: Simplify right side
665,271.08x = 333,672,041,415.12 - Step 5: Solve for x
x = 333,672,041,415.12/665,271.08 - Step 6: Final answer
x = 501,558.01
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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.