Finding the Fourth Proportional to 452,570.74, 624,478.23 and 261,547.26
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Solution
The fourth proportional to 452,570.74, 624,478.23 and 261,547.26 is: 360,895.12
Step by Step Solution
- Step 1: Write the proportion equation
452,570.74 : 624,478.23 = 261,547.26 : x - Step 2: Convert to fraction form
452,570.74/624,478.23 = 261,547.26/x - Step 3: Cross multiply
452,570.74x = 624,478.23 × 261,547.26 - Step 4: Simplify right side
452,570.74x = 163,330,569,986.15 - Step 5: Solve for x
x = 163,330,569,986.15/452,570.74 - Step 6: Final answer
x = 360,895.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.