Finding the Fourth Proportional to 624,841.40, 937,068.36 and 225,430.26
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Solution
The fourth proportional to 624,841.40, 937,068.36 and 225,430.26 is: 338,075.50
Step by Step Solution
- Step 1: Write the proportion equation
624,841.40 : 937,068.36 = 225,430.26 : x - Step 2: Convert to fraction form
624,841.40/937,068.36 = 225,430.26/x - Step 3: Cross multiply
624,841.40x = 937,068.36 × 225,430.26 - Step 4: Simplify right side
624,841.40x = 211,243,564,032.57 - Step 5: Solve for x
x = 211,243,564,032.57/624,841.40 - Step 6: Final answer
x = 338,075.50
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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.