Finding the Fourth Proportional to 340,349.04, 510,523.68 and 153,141.84
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Solution
The fourth proportional to 340,349.04, 510,523.68 and 153,141.84 is: 229,712.81
Step by Step Solution
- Step 1: Write the proportion equation
340,349.04 : 510,523.68 = 153,141.84 : x - Step 2: Convert to fraction form
340,349.04/510,523.68 = 153,141.84/x - Step 3: Cross multiply
340,349.04x = 510,523.68 × 153,141.84 - Step 4: Simplify right side
340,349.04x = 78,182,535,718.77 - Step 5: Solve for x
x = 78,182,535,718.77/340,349.04 - Step 6: Final answer
x = 229,712.81
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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.