Finding the Fourth Proportional to 348,267.16, 480,813.06 and 267,536.08
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Solution
The fourth proportional to 348,267.16, 480,813.06 and 267,536.08 is: 369,356.79
Step by Step Solution
- Step 1: Write the proportion equation
348,267.16 : 480,813.06 = 267,536.08 : x - Step 2: Convert to fraction form
348,267.16/480,813.06 = 267,536.08/x - Step 3: Cross multiply
348,267.16x = 480,813.06 × 267,536.08 - Step 4: Simplify right side
348,267.16x = 128,634,841,285.21 - Step 5: Solve for x
x = 128,634,841,285.21/348,267.16 - Step 6: Final answer
x = 369,356.79
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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.