Finding the Fourth Proportional to 517,503.36, 714,032.61 and 435,030.99
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Solution
The fourth proportional to 517,503.36, 714,032.61 and 435,030.99 is: 600,240.19
Step by Step Solution
- Step 1: Write the proportion equation
517,503.36 : 714,032.61 = 435,030.99 : x - Step 2: Convert to fraction form
517,503.36/714,032.61 = 435,030.99/x - Step 3: Cross multiply
517,503.36x = 714,032.61 × 435,030.99 - Step 4: Simplify right side
517,503.36x = 310,626,313,220.58 - Step 5: Solve for x
x = 310,626,313,220.58/517,503.36 - Step 6: Final answer
x = 600,240.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.