Finding the Fourth Proportional to 604,478.04, 906,717.68 and 225,392.98
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Solution
The fourth proportional to 604,478.04, 906,717.68 and 225,392.98 is: 338,089.70
Step by Step Solution
- Step 1: Write the proportion equation
604,478.04 : 906,717.68 = 225,392.98 : x - Step 2: Convert to fraction form
604,478.04/906,717.68 = 225,392.98/x - Step 3: Cross multiply
604,478.04x = 906,717.68 × 225,392.98 - Step 4: Simplify right side
604,478.04x = 204,367,799,913.89 - Step 5: Solve for x
x = 204,367,799,913.89/604,478.04 - Step 6: Final answer
x = 338,089.70
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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.