Finding the Fourth Proportional to 461,221.44, 636,484.80 and 260,017.44
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Solution
The fourth proportional to 461,221.44, 636,484.80 and 260,017.44 is: 358,823.62
Step by Step Solution
- Step 1: Write the proportion equation
461,221.44 : 636,484.80 = 260,017.44 : x - Step 2: Convert to fraction form
461,221.44/636,484.80 = 260,017.44/x - Step 3: Cross multiply
461,221.44x = 636,484.80 × 260,017.44 - Step 4: Simplify right side
461,221.44x = 165,497,148,294.91 - Step 5: Solve for x
x = 165,497,148,294.91/461,221.44 - Step 6: Final answer
x = 358,823.62
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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.