Finding the Fourth Proportional to 558,292.48, 770,269.76 and 316,556.08
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Solution
The fourth proportional to 558,292.48, 770,269.76 and 316,556.08 is: 436,748.81
Step by Step Solution
- Step 1: Write the proportion equation
558,292.48 : 770,269.76 = 316,556.08 : x - Step 2: Convert to fraction form
558,292.48/770,269.76 = 316,556.08/x - Step 3: Cross multiply
558,292.48x = 770,269.76 × 316,556.08 - Step 4: Simplify right side
558,292.48x = 243,833,575,768.14 - Step 5: Solve for x
x = 243,833,575,768.14/558,292.48 - Step 6: Final answer
x = 436,748.81
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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.