Finding the Fourth Proportional to 447,745.08, 617,885.10 and 246,541.08
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Solution
The fourth proportional to 447,745.08, 617,885.10 and 246,541.08 is: 340,224.98
Step by Step Solution
- Step 1: Write the proportion equation
447,745.08 : 617,885.10 = 246,541.08 : x - Step 2: Convert to fraction form
447,745.08/617,885.10 = 246,541.08/x - Step 3: Cross multiply
447,745.08x = 617,885.10 × 246,541.08 - Step 4: Simplify right side
447,745.08x = 152,334,059,869.91 - Step 5: Solve for x
x = 152,334,059,869.91/447,745.08 - Step 6: Final answer
x = 340,224.98
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1.5x scale
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.