Finding the Fourth Proportional to 306,776.95, 423,369.63 and 184,306.79
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Solution
The fourth proportional to 306,776.95, 423,369.63 and 184,306.79 is: 254,353.85
Step by Step Solution
- Step 1: Write the proportion equation
306,776.95 : 423,369.63 = 184,306.79 : x - Step 2: Convert to fraction form
306,776.95/423,369.63 = 184,306.79/x - Step 3: Cross multiply
306,776.95x = 423,369.63 × 184,306.79 - Step 4: Simplify right side
306,776.95x = 78,029,898,547.21 - Step 5: Solve for x
x = 78,029,898,547.21/306,776.95 - Step 6: Final answer
x = 254,353.85
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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.