Finding the Fourth Proportional to 472,386.60, 708,366.62 and 135,350.06
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Solution
The fourth proportional to 472,386.60, 708,366.62 and 135,350.06 is: 202,963.98
Step by Step Solution
- Step 1: Write the proportion equation
472,386.60 : 708,366.62 = 135,350.06 : x - Step 2: Convert to fraction form
472,386.60/708,366.62 = 135,350.06/x - Step 3: Cross multiply
472,386.60x = 708,366.62 × 135,350.06 - Step 4: Simplify right side
472,386.60x = 95,877,463,971.91 - Step 5: Solve for x
x = 95,877,463,971.91/472,386.60 - Step 6: Final answer
x = 202,963.98
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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.