Finding the Fourth Proportional to 659,966.73, 910,767.02 and 430,670.71
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Solution
The fourth proportional to 659,966.73, 910,767.02 and 430,670.71 is: 594,334.02
Step by Step Solution
- Step 1: Write the proportion equation
659,966.73 : 910,767.02 = 430,670.71 : x - Step 2: Convert to fraction form
659,966.73/910,767.02 = 430,670.71/x - Step 3: Cross multiply
659,966.73x = 910,767.02 × 430,670.71 - Step 4: Simplify right side
659,966.73x = 392,240,679,147.98 - Step 5: Solve for x
x = 392,240,679,147.98/659,966.73 - Step 6: Final answer
x = 594,334.02
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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.