Finding the Fourth Proportional to 935,860.84, 1,403,305.50 and 403,088.68
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Solution
The fourth proportional to 935,860.84, 1,403,305.50 and 403,088.68 is: 604,423.80
Step by Step Solution
- Step 1: Write the proportion equation
935,860.84 : 1,403,305.50 = 403,088.68 : x - Step 2: Convert to fraction form
935,860.84/1,403,305.50 = 403,088.68/x - Step 3: Cross multiply
935,860.84x = 1,403,305.50 × 403,088.68 - Step 4: Simplify right side
935,860.84x = 565,656,561,631.74 - Step 5: Solve for x
x = 565,656,561,631.74/935,860.84 - Step 6: Final answer
x = 604,423.80
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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.