Finding the Fourth Proportional to 423,281.37, 584,135.42 and 232,312.53
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Solution
The fourth proportional to 423,281.37, 584,135.42 and 232,312.53 is: 320,595.20
Step by Step Solution
- Step 1: Write the proportion equation
423,281.37 : 584,135.42 = 232,312.53 : x - Step 2: Convert to fraction form
423,281.37/584,135.42 = 232,312.53/x - Step 3: Cross multiply
423,281.37x = 584,135.42 × 232,312.53 - Step 4: Simplify right side
423,281.37x = 135,701,976,121.25 - Step 5: Solve for x
x = 135,701,976,121.25/423,281.37 - Step 6: Final answer
x = 320,595.20
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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.