Finding the Fourth Proportional to 604,386.84, 904,344.12 and 364,639.80
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Solution
The fourth proportional to 604,386.84, 904,344.12 and 364,639.80 is: 545,610.59
Step by Step Solution
- Step 1: Write the proportion equation
604,386.84 : 904,344.12 = 364,639.80 : x - Step 2: Convert to fraction form
604,386.84/904,344.12 = 364,639.80/x - Step 3: Cross multiply
604,386.84x = 904,344.12 × 364,639.80 - Step 4: Simplify right side
604,386.84x = 329,759,859,047.98 - Step 5: Solve for x
x = 329,759,859,047.98/604,386.84 - Step 6: Final answer
x = 545,610.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.