Finding the Fourth Proportional to 406,806.99, 609,521.55 and 246,398.23
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Solution
The fourth proportional to 406,806.99, 609,521.55 and 246,398.23 is: 369,180.07
Step by Step Solution
- Step 1: Write the proportion equation
406,806.99 : 609,521.55 = 246,398.23 : x - Step 2: Convert to fraction form
406,806.99/609,521.55 = 246,398.23/x - Step 3: Cross multiply
406,806.99x = 609,521.55 × 246,398.23 - Step 4: Simplify right side
406,806.99x = 150,185,031,066.86 - Step 5: Solve for x
x = 150,185,031,066.86/406,806.99 - Step 6: Final answer
x = 369,180.07
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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.