Finding the Fourth Proportional to 473,809.56, 653,837.46 and 258,957.08
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Solution
The fourth proportional to 473,809.56, 653,837.46 and 258,957.08 is: 357,349.99
Step by Step Solution
- Step 1: Write the proportion equation
473,809.56 : 653,837.46 = 258,957.08 : x - Step 2: Convert to fraction form
473,809.56/653,837.46 = 258,957.08/x - Step 3: Cross multiply
473,809.56x = 653,837.46 × 258,957.08 - Step 4: Simplify right side
473,809.56x = 169,315,839,436.22 - Step 5: Solve for x
x = 169,315,839,436.22/473,809.56 - Step 6: Final answer
x = 357,349.99
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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.