Finding the Fourth Proportional to 578,567.41, 867,908.18 and 199,438.23
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Solution
The fourth proportional to 578,567.41, 867,908.18 and 199,438.23 is: 299,177.02
Step by Step Solution
- Step 1: Write the proportion equation
578,567.41 : 867,908.18 = 199,438.23 : x - Step 2: Convert to fraction form
578,567.41/867,908.18 = 199,438.23/x - Step 3: Cross multiply
578,567.41x = 867,908.18 × 199,438.23 - Step 4: Simplify right side
578,567.41x = 173,094,074,974.97 - Step 5: Solve for x
x = 173,094,074,974.97/578,567.41 - Step 6: Final answer
x = 299,177.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.