Finding the Fourth Proportional to 578,506.26, 867,670.29 and 157,814.94
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Solution
The fourth proportional to 578,506.26, 867,670.29 and 157,814.94 is: 236,698.10
Step by Step Solution
- Step 1: Write the proportion equation
578,506.26 : 867,670.29 = 157,814.94 : x - Step 2: Convert to fraction form
578,506.26/867,670.29 = 157,814.94/x - Step 3: Cross multiply
578,506.26x = 867,670.29 × 157,814.94 - Step 4: Simplify right side
578,506.26x = 136,931,334,756.13 - Step 5: Solve for x
x = 136,931,334,756.13/578,506.26 - Step 6: Final answer
x = 236,698.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.