Finding the Fourth Proportional to 713,328.93, 1,070,113.68 and 239,901.75
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Solution
The fourth proportional to 713,328.93, 1,070,113.68 and 239,901.75 is: 359,893.08
Step by Step Solution
- Step 1: Write the proportion equation
713,328.93 : 1,070,113.68 = 239,901.75 : x - Step 2: Convert to fraction form
713,328.93/1,070,113.68 = 239,901.75/x - Step 3: Cross multiply
713,328.93x = 1,070,113.68 × 239,901.75 - Step 4: Simplify right side
713,328.93x = 256,722,144,530.94 - Step 5: Solve for x
x = 256,722,144,530.94/713,328.93 - Step 6: Final answer
x = 359,893.08
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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.