Finding the Fourth Proportional to 828,588.94, 1,143,978.08 and 567,381.35
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Solution
The fourth proportional to 828,588.94, 1,143,978.08 and 567,381.35 is: 783,345.99
Step by Step Solution
- Step 1: Write the proportion equation
828,588.94 : 1,143,978.08 = 567,381.35 : x - Step 2: Convert to fraction form
828,588.94/1,143,978.08 = 567,381.35/x - Step 3: Cross multiply
828,588.94x = 1,143,978.08 × 567,381.35 - Step 4: Simplify right side
828,588.94x = 649,071,827,400.81 - Step 5: Solve for x
x = 649,071,827,400.81/828,588.94 - Step 6: Final answer
x = 783,345.99
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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.