Finding the Fourth Proportional to 500,513.94, 750,452.71 and 424,638.63
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Solution
The fourth proportional to 500,513.94, 750,452.71 and 424,638.63 is: 636,687.98
Step by Step Solution
- Step 1: Write the proportion equation
500,513.94 : 750,452.71 = 424,638.63 : x - Step 2: Convert to fraction form
500,513.94/750,452.71 = 424,638.63/x - Step 3: Cross multiply
500,513.94x = 750,452.71 × 424,638.63 - Step 4: Simplify right side
500,513.94x = 318,671,210,654.19 - Step 5: Solve for x
x = 318,671,210,654.19/500,513.94 - Step 6: Final answer
x = 636,687.98
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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.