Finding the Fourth Proportional to 566,292.96, 781,482.60 and 311,643.96
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Solution
The fourth proportional to 566,292.96, 781,482.60 and 311,643.96 is: 430,067.74
Step by Step Solution
- Step 1: Write the proportion equation
566,292.96 : 781,482.60 = 311,643.96 : x - Step 2: Convert to fraction form
566,292.96/781,482.60 = 311,643.96/x - Step 3: Cross multiply
566,292.96x = 781,482.60 × 311,643.96 - Step 4: Simplify right side
566,292.96x = 243,544,332,135.10 - Step 5: Solve for x
x = 243,544,332,135.10/566,292.96 - Step 6: Final answer
x = 430,067.74
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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.