Finding the Fourth Proportional to 489,119.60, 732,203.17 and 489,119.60
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Solution
The fourth proportional to 489,119.60, 732,203.17 and 489,119.60 is: 732,203.17
Step by Step Solution
- Step 1: Write the proportion equation
489,119.60 : 732,203.17 = 489,119.60 : x - Step 2: Convert to fraction form
489,119.60/732,203.17 = 489,119.60/x - Step 3: Cross multiply
489,119.60x = 732,203.17 × 489,119.60 - Step 4: Simplify right side
489,119.60x = 358,134,921,629.13 - Step 5: Solve for x
x = 358,134,921,629.13/489,119.60 - Step 6: Final answer
x = 732,203.17
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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.