Finding the Fourth Proportional to 489,355.65, 732,867.08 and 489,355.65
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Solution
The fourth proportional to 489,355.65, 732,867.08 and 489,355.65 is: 732,867.08
Step by Step Solution
- Step 1: Write the proportion equation
489,355.65 : 732,867.08 = 489,355.65 : x - Step 2: Convert to fraction form
489,355.65/732,867.08 = 489,355.65/x - Step 3: Cross multiply
489,355.65x = 732,867.08 × 489,355.65 - Step 4: Simplify right side
489,355.65x = 358,632,643,850.22 - Step 5: Solve for x
x = 358,632,643,850.22/489,355.65 - Step 6: Final answer
x = 732,867.08
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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.