Finding the Fourth Proportional to 832,264.47, 1,248,101.19 and 299,642.49
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Solution
The fourth proportional to 832,264.47, 1,248,101.19 and 299,642.49 is: 449,357.34
Step by Step Solution
- Step 1: Write the proportion equation
832,264.47 : 1,248,101.19 = 299,642.49 : x - Step 2: Convert to fraction form
832,264.47/1,248,101.19 = 299,642.49/x - Step 3: Cross multiply
832,264.47x = 1,248,101.19 × 299,642.49 - Step 4: Simplify right side
832,264.47x = 373,984,148,343.56 - Step 5: Solve for x
x = 373,984,148,343.56/832,264.47 - Step 6: Final answer
x = 449,357.34
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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.