Finding the Fourth Proportional to 473,820.48, 653,862.56 and 258,962.09
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Solution
The fourth proportional to 473,820.48, 653,862.56 and 258,962.09 is: 357,362.37
Step by Step Solution
- Step 1: Write the proportion equation
473,820.48 : 653,862.56 = 258,962.09 : x - Step 2: Convert to fraction form
473,820.48/653,862.56 = 258,962.09/x - Step 3: Cross multiply
473,820.48x = 653,862.56 × 258,962.09 - Step 4: Simplify right side
473,820.48x = 169,325,610,546.23 - Step 5: Solve for x
x = 169,325,610,546.23/473,820.48 - Step 6: Final answer
x = 357,362.37
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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.