Finding the Fourth Proportional to 447,548.80, 671,332.16 and 167,010.08
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Solution
The fourth proportional to 447,548.80, 671,332.16 and 167,010.08 is: 250,518.46
Step by Step Solution
- Step 1: Write the proportion equation
447,548.80 : 671,332.16 = 167,010.08 : x - Step 2: Convert to fraction form
447,548.80/671,332.16 = 167,010.08/x - Step 3: Cross multiply
447,548.80x = 671,332.16 × 167,010.08 - Step 4: Simplify right side
447,548.80x = 112,119,237,748.17 - Step 5: Solve for x
x = 112,119,237,748.17/447,548.80 - Step 6: Final answer
x = 250,518.46
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1.5x scale
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.