Finding the Fourth Proportional to 609,037.74, 913,551.55 and 476,029.80
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Solution
The fourth proportional to 609,037.74, 913,551.55 and 476,029.80 is: 714,040.75
Step by Step Solution
- Step 1: Write the proportion equation
609,037.74 : 913,551.55 = 476,029.80 : x - Step 2: Convert to fraction form
609,037.74/913,551.55 = 476,029.80/x - Step 3: Cross multiply
609,037.74x = 913,551.55 × 476,029.80 - Step 4: Simplify right side
609,037.74x = 434,877,761,636.19 - Step 5: Solve for x
x = 434,877,761,636.19/609,037.74 - Step 6: Final answer
x = 714,040.75
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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.