Finding the Fourth Proportional to 688,982.41, 950,488.87 and 402,376.06
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Solution
The fourth proportional to 688,982.41, 950,488.87 and 402,376.06 is: 555,099.75
Step by Step Solution
- Step 1: Write the proportion equation
688,982.41 : 950,488.87 = 402,376.06 : x - Step 2: Convert to fraction form
688,982.41/950,488.87 = 402,376.06/x - Step 3: Cross multiply
688,982.41x = 950,488.87 × 402,376.06 - Step 4: Simplify right side
688,982.41x = 382,453,963,202.29 - Step 5: Solve for x
x = 382,453,963,202.29/688,982.41 - Step 6: Final answer
x = 555,099.75
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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.