Finding the Fourth Proportional to 512,946.93, 707,952.86 and 347,299.75
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Solution
The fourth proportional to 512,946.93, 707,952.86 and 347,299.75 is: 479,331.95
Step by Step Solution
- Step 1: Write the proportion equation
512,946.93 : 707,952.86 = 347,299.75 : x - Step 2: Convert to fraction form
512,946.93/707,952.86 = 347,299.75/x - Step 3: Cross multiply
512,946.93x = 707,952.86 × 347,299.75 - Step 4: Simplify right side
512,946.93x = 245,871,851,289.79 - Step 5: Solve for x
x = 245,871,851,289.79/512,946.93 - Step 6: Final answer
x = 479,331.95
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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.