Finding the Fourth Proportional to 572,398.68, 858,247.94 and 272,970.84
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Solution
The fourth proportional to 572,398.68, 858,247.94 and 272,970.84 is: 409,289.31
Step by Step Solution
- Step 1: Write the proportion equation
572,398.68 : 858,247.94 = 272,970.84 : x - Step 2: Convert to fraction form
572,398.68/858,247.94 = 272,970.84/x - Step 3: Cross multiply
572,398.68x = 858,247.94 × 272,970.84 - Step 4: Simplify right side
572,398.68x = 234,276,661,110.07 - Step 5: Solve for x
x = 234,276,661,110.07/572,398.68 - Step 6: Final answer
x = 409,289.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.