Finding the Fourth Proportional to 832,265.47, 1,248,102.69 and 299,643.49
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Solution
The fourth proportional to 832,265.47, 1,248,102.69 and 299,643.49 is: 449,358.84
Step by Step Solution
- Step 1: Write the proportion equation
832,265.47 : 1,248,102.69 = 299,643.49 : x - Step 2: Convert to fraction form
832,265.47/1,248,102.69 = 299,643.49/x - Step 3: Cross multiply
832,265.47x = 1,248,102.69 × 299,643.49 - Step 4: Simplify right side
832,265.47x = 373,985,845,909.99 - Step 5: Solve for x
x = 373,985,845,909.99/832,265.47 - Step 6: Final answer
x = 449,358.84
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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.