Finding the Fourth Proportional to 322,030.69, 482,298.58 and 310,820.95
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Solution
The fourth proportional to 322,030.69, 482,298.58 and 310,820.95 is: 465,509.99
Step by Step Solution
- Step 1: Write the proportion equation
322,030.69 : 482,298.58 = 310,820.95 : x - Step 2: Convert to fraction form
322,030.69/482,298.58 = 310,820.95/x - Step 3: Cross multiply
322,030.69x = 482,298.58 × 310,820.95 - Step 4: Simplify right side
322,030.69x = 149,908,502,819.25 - Step 5: Solve for x
x = 149,908,502,819.25/322,030.69 - Step 6: Final answer
x = 465,509.99
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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.