Finding the Fourth Proportional to 340,368.05, 510,497.40 and 103,655.68
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Solution
The fourth proportional to 340,368.05, 510,497.40 and 103,655.68 is: 155,466.87
Step by Step Solution
- Step 1: Write the proportion equation
340,368.05 : 510,497.40 = 103,655.68 : x - Step 2: Convert to fraction form
340,368.05/510,497.40 = 103,655.68/x - Step 3: Cross multiply
340,368.05x = 510,497.40 × 103,655.68 - Step 4: Simplify right side
340,368.05x = 52,915,955,135.23 - Step 5: Solve for x
x = 52,915,955,135.23/340,368.05 - Step 6: Final answer
x = 155,466.87
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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.