Finding the Fourth Proportional to 555,368.70, 833,053.05 and 496,319.70
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Solution
The fourth proportional to 555,368.70, 833,053.05 and 496,319.70 is: 744,479.55
Step by Step Solution
- Step 1: Write the proportion equation
555,368.70 : 833,053.05 = 496,319.70 : x - Step 2: Convert to fraction form
555,368.70/833,053.05 = 496,319.70/x - Step 3: Cross multiply
555,368.70x = 833,053.05 × 496,319.70 - Step 4: Simplify right side
555,368.70x = 413,460,639,860.09 - Step 5: Solve for x
x = 413,460,639,860.09/555,368.70 - Step 6: Final answer
x = 744,479.55
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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.