Finding the Fourth Proportional to 747,959.84, 1,121,108.72 and 569,879.76
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Solution
The fourth proportional to 747,959.84, 1,121,108.72 and 569,879.76 is: 854,186.46
Step by Step Solution
- Step 1: Write the proportion equation
747,959.84 : 1,121,108.72 = 569,879.76 : x - Step 2: Convert to fraction form
747,959.84/1,121,108.72 = 569,879.76/x - Step 3: Cross multiply
747,959.84x = 1,121,108.72 × 569,879.76 - Step 4: Simplify right side
747,959.84x = 638,897,168,287.51 - Step 5: Solve for x
x = 638,897,168,287.51/747,959.84 - Step 6: Final answer
x = 854,186.46
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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.