Finding the Fourth Proportional to 855,564.53, 1,282,860.86 and 349,533.05
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Solution
The fourth proportional to 855,564.53, 1,282,860.86 and 349,533.05 is: 524,101.04
Step by Step Solution
- Step 1: Write the proportion equation
855,564.53 : 1,282,860.86 = 349,533.05 : x - Step 2: Convert to fraction form
855,564.53/1,282,860.86 = 349,533.05/x - Step 3: Cross multiply
855,564.53x = 1,282,860.86 × 349,533.05 - Step 4: Simplify right side
855,564.53x = 448,402,260,959.45 - Step 5: Solve for x
x = 448,402,260,959.45/855,564.53 - Step 6: Final answer
x = 524,101.04
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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.