Finding the Fourth Proportional to 566,646.37, 781,845.41 and 475,135.81
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Solution
The fourth proportional to 566,646.37, 781,845.41 and 475,135.81 is: 655,581.28
Step by Step Solution
- Step 1: Write the proportion equation
566,646.37 : 781,845.41 = 475,135.81 : x - Step 2: Convert to fraction form
566,646.37/781,845.41 = 475,135.81/x - Step 3: Cross multiply
566,646.37x = 781,845.41 × 475,135.81 - Step 4: Simplify right side
566,646.37x = 371,482,751,408.36 - Step 5: Solve for x
x = 371,482,751,408.36/566,646.37 - Step 6: Final answer
x = 655,581.28
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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.