Finding the Fourth Proportional to 832,169.73, 1,148,423.49 and 469,572.42
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Solution
The fourth proportional to 832,169.73, 1,148,423.49 and 469,572.42 is: 648,026.45
Step by Step Solution
- Step 1: Write the proportion equation
832,169.73 : 1,148,423.49 = 469,572.42 : x - Step 2: Convert to fraction form
832,169.73/1,148,423.49 = 469,572.42/x - Step 3: Cross multiply
832,169.73x = 1,148,423.49 × 469,572.42 - Step 4: Simplify right side
832,169.73x = 539,267,997,384.15 - Step 5: Solve for x
x = 539,267,997,384.15/832,169.73 - Step 6: Final answer
x = 648,026.45
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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.