Finding the Fourth Proportional to 1,029,670.09, 1,544,488.56 and 319,698.81
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Solution
The fourth proportional to 1,029,670.09, 1,544,488.56 and 319,698.81 is: 479,543.07
Step by Step Solution
- Step 1: Write the proportion equation
1,029,670.09 : 1,544,488.56 = 319,698.81 : x - Step 2: Convert to fraction form
1,029,670.09/1,544,488.56 = 319,698.81/x - Step 3: Cross multiply
1,029,670.09x = 1,544,488.56 × 319,698.81 - Step 4: Simplify right side
1,029,670.09x = 493,771,154,690.61 - Step 5: Solve for x
x = 493,771,154,690.61/1,029,670.09 - Step 6: Final answer
x = 479,543.07
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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.