Finding the Fourth Proportional to 457,859.99, 631,848.60 and 253,929.84
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Solution
The fourth proportional to 457,859.99, 631,848.60 and 253,929.84 is: 350,424.18
Step by Step Solution
- Step 1: Write the proportion equation
457,859.99 : 631,848.60 = 253,929.84 : x - Step 2: Convert to fraction form
457,859.99/631,848.60 = 253,929.84/x - Step 3: Cross multiply
457,859.99x = 631,848.60 × 253,929.84 - Step 4: Simplify right side
457,859.99x = 160,445,211,532.79 - Step 5: Solve for x
x = 160,445,211,532.79/457,859.99 - Step 6: Final answer
x = 350,424.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.