Finding the Fourth Proportional to 447,615.08, 671,252.70 and 148,005.80
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Solution
The fourth proportional to 447,615.08, 671,252.70 and 148,005.80 is: 221,952.52
Step by Step Solution
- Step 1: Write the proportion equation
447,615.08 : 671,252.70 = 148,005.80 : x - Step 2: Convert to fraction form
447,615.08/671,252.70 = 148,005.80/x - Step 3: Cross multiply
447,615.08x = 671,252.70 × 148,005.80 - Step 4: Simplify right side
447,615.08x = 99,349,292,865.66 - Step 5: Solve for x
x = 99,349,292,865.66/447,615.08 - Step 6: Final answer
x = 221,952.52
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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.