Finding the Fourth Proportional to 473,262.78, 653,097.69 and 258,402.18
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Solution
The fourth proportional to 473,262.78, 653,097.69 and 258,402.18 is: 356,592.31
Step by Step Solution
- Step 1: Write the proportion equation
473,262.78 : 653,097.69 = 258,402.18 : x - Step 2: Convert to fraction form
473,262.78/653,097.69 = 258,402.18/x - Step 3: Cross multiply
473,262.78x = 653,097.69 × 258,402.18 - Step 4: Simplify right side
473,262.78x = 168,761,866,848.96 - Step 5: Solve for x
x = 168,761,866,848.96/473,262.78 - Step 6: Final answer
x = 356,592.31
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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.