Finding the Fourth Proportional to 592,860.28, 889,013.55 and 213,731.08
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Solution
The fourth proportional to 592,860.28, 889,013.55 and 213,731.08 is: 320,496.81
Step by Step Solution
- Step 1: Write the proportion equation
592,860.28 : 889,013.55 = 213,731.08 : x - Step 2: Convert to fraction form
592,860.28/889,013.55 = 213,731.08/x - Step 3: Cross multiply
592,860.28x = 889,013.55 × 213,731.08 - Step 4: Simplify right side
592,860.28x = 190,009,826,176.13 - Step 5: Solve for x
x = 190,009,826,176.13/592,860.28 - Step 6: Final answer
x = 320,496.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.