Finding the Fourth Proportional to 473,689.23, 653,691.30 and 255,897.99
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Solution
The fourth proportional to 473,689.23, 653,691.30 and 255,897.99 is: 353,139.31
Step by Step Solution
- Step 1: Write the proportion equation
473,689.23 : 653,691.30 = 255,897.99 : x - Step 2: Convert to fraction form
473,689.23/653,691.30 = 255,897.99/x - Step 3: Cross multiply
473,689.23x = 653,691.30 × 255,897.99 - Step 4: Simplify right side
473,689.23x = 167,278,289,750.49 - Step 5: Solve for x
x = 167,278,289,750.49/473,689.23 - Step 6: Final answer
x = 353,139.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.