Finding the Fourth Proportional to 750,849.08, 1,035,918.06 and 428,332.28
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Solution
The fourth proportional to 750,849.08, 1,035,918.06 and 428,332.28 is: 590,953.84
Step by Step Solution
- Step 1: Write the proportion equation
750,849.08 : 1,035,918.06 = 428,332.28 : x - Step 2: Convert to fraction form
750,849.08/1,035,918.06 = 428,332.28/x - Step 3: Cross multiply
750,849.08x = 1,035,918.06 × 428,332.28 - Step 4: Simplify right side
750,849.08x = 443,717,144,532.98 - Step 5: Solve for x
x = 443,717,144,532.98/750,849.08 - Step 6: Final answer
x = 590,953.84
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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.