Finding the Fourth Proportional to 508,337.99, 761,974.94 and 171,262.18
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Solution
The fourth proportional to 508,337.99, 761,974.94 and 171,262.18 is: 256,714.02
Step by Step Solution
- Step 1: Write the proportion equation
508,337.99 : 761,974.94 = 171,262.18 : x - Step 2: Convert to fraction form
508,337.99/761,974.94 = 171,262.18/x - Step 3: Cross multiply
508,337.99x = 761,974.94 × 171,262.18 - Step 4: Simplify right side
508,337.99x = 130,497,490,710.39 - Step 5: Solve for x
x = 130,497,490,710.39/508,337.99 - Step 6: Final answer
x = 256,714.02
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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.