Finding the Fourth Proportional to 447,379.24, 617,148.09 and 265,962.13
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Solution
The fourth proportional to 447,379.24, 617,148.09 and 265,962.13 is: 366,887.88
Step by Step Solution
- Step 1: Write the proportion equation
447,379.24 : 617,148.09 = 265,962.13 : x - Step 2: Convert to fraction form
447,379.24/617,148.09 = 265,962.13/x - Step 3: Cross multiply
447,379.24x = 617,148.09 × 265,962.13 - Step 4: Simplify right side
447,379.24x = 164,138,020,541.83 - Step 5: Solve for x
x = 164,138,020,541.83/447,379.24 - Step 6: Final answer
x = 366,887.88
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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.