Finding the Fourth Proportional to 954,620.35, 1,432,327.07 and 386,403.12
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Solution
The fourth proportional to 954,620.35, 1,432,327.07 and 386,403.12 is: 579,765.19
Step by Step Solution
- Step 1: Write the proportion equation
954,620.35 : 1,432,327.07 = 386,403.12 : x - Step 2: Convert to fraction form
954,620.35/1,432,327.07 = 386,403.12/x - Step 3: Cross multiply
954,620.35x = 1,432,327.07 × 386,403.12 - Step 4: Simplify right side
954,620.35x = 553,455,648,708.46 - Step 5: Solve for x
x = 553,455,648,708.46/954,620.35 - Step 6: Final answer
x = 579,765.19
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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.