Finding the Fourth Proportional to 387,258.98, 580,047.26 and 187,159.70
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Solution
The fourth proportional to 387,258.98, 580,047.26 and 187,159.70 is: 280,333.00
Step by Step Solution
- Step 1: Write the proportion equation
387,258.98 : 580,047.26 = 187,159.70 : x - Step 2: Convert to fraction form
387,258.98/580,047.26 = 187,159.70/x - Step 3: Cross multiply
387,258.98x = 580,047.26 × 187,159.70 - Step 4: Simplify right side
387,258.98x = 108,561,471,681.74 - Step 5: Solve for x
x = 108,561,471,681.74/387,258.98 - Step 6: Final answer
x = 280,333.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.