Finding the Fourth Proportional to 659,965.73, 910,765.64 and 430,669.71
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Solution
The fourth proportional to 659,965.73, 910,765.64 and 430,669.71 is: 594,332.65
Step by Step Solution
- Step 1: Write the proportion equation
659,965.73 : 910,765.64 = 430,669.71 : x - Step 2: Convert to fraction form
659,965.73/910,765.64 = 430,669.71/x - Step 3: Cross multiply
659,965.73x = 910,765.64 × 430,669.71 - Step 4: Simplify right side
659,965.73x = 392,239,175,133.44 - Step 5: Solve for x
x = 392,239,175,133.44/659,965.73 - Step 6: Final answer
x = 594,332.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.