Finding the Fourth Proportional to 791,576.97, 1,092,373.41 and 429,009.63
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Solution
The fourth proportional to 791,576.97, 1,092,373.41 and 429,009.63 is: 592,031.77
Step by Step Solution
- Step 1: Write the proportion equation
791,576.97 : 1,092,373.41 = 429,009.63 : x - Step 2: Convert to fraction form
791,576.97/1,092,373.41 = 429,009.63/x - Step 3: Cross multiply
791,576.97x = 1,092,373.41 × 429,009.63 - Step 4: Simplify right side
791,576.97x = 468,638,712,445.94 - Step 5: Solve for x
x = 468,638,712,445.94/791,576.97 - Step 6: Final answer
x = 592,031.77
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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.