Finding the Fourth Proportional to 616,675.12, 924,276.36 and 317,299.12
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Solution
The fourth proportional to 616,675.12, 924,276.36 and 317,299.12 is: 475,569.82
Step by Step Solution
- Step 1: Write the proportion equation
616,675.12 : 924,276.36 = 317,299.12 : x - Step 2: Convert to fraction form
616,675.12/924,276.36 = 317,299.12/x - Step 3: Cross multiply
616,675.12x = 924,276.36 × 317,299.12 - Step 4: Simplify right side
616,675.12x = 293,272,075,664.80 - Step 5: Solve for x
x = 293,272,075,664.80/616,675.12 - Step 6: Final answer
x = 475,569.82
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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.