Finding the Fourth Proportional to 473,986.36, 710,980.26 and 189,804.88
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Solution
The fourth proportional to 473,986.36, 710,980.26 and 189,804.88 is: 284,707.61
Step by Step Solution
- Step 1: Write the proportion equation
473,986.36 : 710,980.26 = 189,804.88 : x - Step 2: Convert to fraction form
473,986.36/710,980.26 = 189,804.88/x - Step 3: Cross multiply
473,986.36x = 710,980.26 × 189,804.88 - Step 4: Simplify right side
473,986.36x = 134,947,522,931.67 - Step 5: Solve for x
x = 134,947,522,931.67/473,986.36 - Step 6: Final answer
x = 284,707.61
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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.