Finding the Fourth Proportional to 282,977.55, 424,518.84 and 93,451.05
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Solution
The fourth proportional to 282,977.55, 424,518.84 and 93,451.05 is: 140,193.92
Step by Step Solution
- Step 1: Write the proportion equation
282,977.55 : 424,518.84 = 93,451.05 : x - Step 2: Convert to fraction form
282,977.55/424,518.84 = 93,451.05/x - Step 3: Cross multiply
282,977.55x = 424,518.84 × 93,451.05 - Step 4: Simplify right side
282,977.55x = 39,671,731,342.78 - Step 5: Solve for x
x = 39,671,731,342.78/282,977.55 - Step 6: Final answer
x = 140,193.92
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1.5x scale
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.