Finding the Fourth Proportional to 1,029,671.09, 1,544,490.06 and 319,699.81
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Solution
The fourth proportional to 1,029,671.09, 1,544,490.06 and 319,699.81 is: 479,544.57
Step by Step Solution
- Step 1: Write the proportion equation
1,029,671.09 : 1,544,490.06 = 319,699.81 : x - Step 2: Convert to fraction form
1,029,671.09/1,544,490.06 = 319,699.81/x - Step 3: Cross multiply
1,029,671.09x = 1,544,490.06 × 319,699.81 - Step 4: Simplify right side
1,029,671.09x = 493,773,178,728.89 - Step 5: Solve for x
x = 493,773,178,728.89/1,029,671.09 - Step 6: Final answer
x = 479,544.57
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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.