Finding the Fourth Proportional to 546,946.84, 754,782.26 and 317,525.41
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Solution
The fourth proportional to 546,946.84, 754,782.26 and 317,525.41 is: 438,182.53
Step by Step Solution
- Step 1: Write the proportion equation
546,946.84 : 754,782.26 = 317,525.41 : x - Step 2: Convert to fraction form
546,946.84/754,782.26 = 317,525.41/x - Step 3: Cross multiply
546,946.84x = 754,782.26 × 317,525.41 - Step 4: Simplify right side
546,946.84x = 239,662,547,709.16 - Step 5: Solve for x
x = 239,662,547,709.16/546,946.84 - Step 6: Final answer
x = 438,182.53
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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.