Finding the Fourth Proportional to 574,175.84, 791,541.48 and 403,881.44
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Solution
The fourth proportional to 574,175.84, 791,541.48 and 403,881.44 is: 556,778.76
Step by Step Solution
- Step 1: Write the proportion equation
574,175.84 : 791,541.48 = 403,881.44 : x - Step 2: Convert to fraction form
574,175.84/791,541.48 = 403,881.44/x - Step 3: Cross multiply
574,175.84x = 791,541.48 × 403,881.44 - Step 4: Simplify right side
574,175.84x = 319,688,912,762.13 - Step 5: Solve for x
x = 319,688,912,762.13/574,175.84 - Step 6: Final answer
x = 556,778.76
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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.