Finding the Fourth Proportional to 340,702.74, 510,666.66 and 207,288.99
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Solution
The fourth proportional to 340,702.74, 510,666.66 and 207,288.99 is: 310,697.75
Step by Step Solution
- Step 1: Write the proportion equation
340,702.74 : 510,666.66 = 207,288.99 : x - Step 2: Convert to fraction form
340,702.74/510,666.66 = 207,288.99/x - Step 3: Cross multiply
340,702.74x = 510,666.66 × 207,288.99 - Step 4: Simplify right side
340,702.74x = 105,855,576,178.07 - Step 5: Solve for x
x = 105,855,576,178.07/340,702.74 - Step 6: Final answer
x = 310,697.75
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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.