Finding the Fourth Proportional to 668,720.24, 922,831.08 and 366,907.76
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Solution
The fourth proportional to 668,720.24, 922,831.08 and 366,907.76 is: 506,331.14
Step by Step Solution
- Step 1: Write the proportion equation
668,720.24 : 922,831.08 = 366,907.76 : x - Step 2: Convert to fraction form
668,720.24/922,831.08 = 366,907.76/x - Step 3: Cross multiply
668,720.24x = 922,831.08 × 366,907.76 - Step 4: Simplify right side
668,720.24x = 338,593,884,421.18 - Step 5: Solve for x
x = 338,593,884,421.18/668,720.24 - Step 6: Final answer
x = 506,331.14
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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.