Finding the Fourth Proportional to 473,926.57, 653,822.84 and 330,770.41
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Solution
The fourth proportional to 473,926.57, 653,822.84 and 330,770.41 is: 456,326.49
Step by Step Solution
- Step 1: Write the proportion equation
473,926.57 : 653,822.84 = 330,770.41 : x - Step 2: Convert to fraction form
473,926.57/653,822.84 = 330,770.41/x - Step 3: Cross multiply
473,926.57x = 653,822.84 × 330,770.41 - Step 4: Simplify right side
473,926.57x = 216,265,248,046.53 - Step 5: Solve for x
x = 216,265,248,046.53/473,926.57 - Step 6: Final answer
x = 456,326.49
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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.