Finding the Fourth Proportional to 432,135.68, 596,347.28 and 238,543.44
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Solution
The fourth proportional to 432,135.68, 596,347.28 and 238,543.44 is: 329,189.97
Step by Step Solution
- Step 1: Write the proportion equation
432,135.68 : 596,347.28 = 238,543.44 : x - Step 2: Convert to fraction form
432,135.68/596,347.28 = 238,543.44/x - Step 3: Cross multiply
432,135.68x = 596,347.28 × 238,543.44 - Step 4: Simplify right side
432,135.68x = 142,254,731,605.84 - Step 5: Solve for x
x = 142,254,731,605.84/432,135.68 - Step 6: Final answer
x = 329,189.97
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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.