Finding the Fourth Proportional to 935,769.98, 1,291,356.06 and 506,043.92
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Solution
The fourth proportional to 935,769.98, 1,291,356.06 and 506,043.92 is: 698,337.09
Step by Step Solution
- Step 1: Write the proportion equation
935,769.98 : 1,291,356.06 = 506,043.92 : x - Step 2: Convert to fraction form
935,769.98/1,291,356.06 = 506,043.92/x - Step 3: Cross multiply
935,769.98x = 1,291,356.06 × 506,043.92 - Step 4: Simplify right side
935,769.98x = 653,482,882,718.16 - Step 5: Solve for x
x = 653,482,882,718.16/935,769.98 - Step 6: Final answer
x = 698,337.09
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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.