Finding the Fourth Proportional to 632,487.00, 872,852.70 and 346,007.09
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Solution
The fourth proportional to 632,487.00, 872,852.70 and 346,007.09 is: 477,501.08
Step by Step Solution
- Step 1: Write the proportion equation
632,487.00 : 872,852.70 = 346,007.09 : x - Step 2: Convert to fraction form
632,487.00/872,852.70 = 346,007.09/x - Step 3: Cross multiply
632,487.00x = 872,852.70 × 346,007.09 - Step 4: Simplify right side
632,487.00x = 302,013,226,205.30 - Step 5: Solve for x
x = 302,013,226,205.30/632,487.00 - Step 6: Final answer
x = 477,501.08
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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.