Finding the Fourth Proportional to 307,862.08, 424,590.24 and 236,415.04
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Solution
The fourth proportional to 307,862.08, 424,590.24 and 236,415.04 is: 326,053.53
Step by Step Solution
- Step 1: Write the proportion equation
307,862.08 : 424,590.24 = 236,415.04 : x - Step 2: Convert to fraction form
307,862.08/424,590.24 = 236,415.04/x - Step 3: Cross multiply
307,862.08x = 424,590.24 × 236,415.04 - Step 4: Simplify right side
307,862.08x = 100,379,518,573.21 - Step 5: Solve for x
x = 100,379,518,573.21/307,862.08 - Step 6: Final answer
x = 326,053.53
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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.