Finding the Fourth Proportional to 452,772.99, 624,829.68 and 248,840.71
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Solution
The fourth proportional to 452,772.99, 624,829.68 and 248,840.71 is: 343,401.80
Step by Step Solution
- Step 1: Write the proportion equation
452,772.99 : 624,829.68 = 248,840.71 : x - Step 2: Convert to fraction form
452,772.99/624,829.68 = 248,840.71/x - Step 3: Cross multiply
452,772.99x = 624,829.68 × 248,840.71 - Step 4: Simplify right side
452,772.99x = 155,483,059,638.20 - Step 5: Solve for x
x = 155,483,059,638.20/452,772.99 - Step 6: Final answer
x = 343,401.80
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1.5x scale
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.