Finding the Fourth Proportional to 473,642.26, 653,618.59 and 258,777.70
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Solution
The fourth proportional to 473,642.26, 653,618.59 and 258,777.70 is: 357,109.00
Step by Step Solution
- Step 1: Write the proportion equation
473,642.26 : 653,618.59 = 258,777.70 : x - Step 2: Convert to fraction form
473,642.26/653,618.59 = 258,777.70/x - Step 3: Cross multiply
473,642.26x = 653,618.59 × 258,777.70 - Step 4: Simplify right side
473,642.26x = 169,141,915,397.44 - Step 5: Solve for x
x = 169,141,915,397.44/473,642.26 - Step 6: Final answer
x = 357,109.00
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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.