Finding the Fourth Proportional to 632,946.94, 873,476.40 and 346,493.68
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Solution
The fourth proportional to 632,946.94, 873,476.40 and 346,493.68 is: 478,166.55
Step by Step Solution
- Step 1: Write the proportion equation
632,946.94 : 873,476.40 = 346,493.68 : x - Step 2: Convert to fraction form
632,946.94/873,476.40 = 346,493.68/x - Step 3: Cross multiply
632,946.94x = 873,476.40 × 346,493.68 - Step 4: Simplify right side
632,946.94x = 302,654,052,229.15 - Step 5: Solve for x
x = 302,654,052,229.15/632,946.94 - Step 6: Final answer
x = 478,166.55
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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.