Finding the Fourth Proportional to 761,515.59, 1,050,041.64 and 519,924.99
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Solution
The fourth proportional to 761,515.59, 1,050,041.64 and 519,924.99 is: 716,916.23
Step by Step Solution
- Step 1: Write the proportion equation
761,515.59 : 1,050,041.64 = 519,924.99 : x - Step 2: Convert to fraction form
761,515.59/1,050,041.64 = 519,924.99/x - Step 3: Cross multiply
761,515.59x = 1,050,041.64 × 519,924.99 - Step 4: Simplify right side
761,515.59x = 545,942,889,176.58 - Step 5: Solve for x
x = 545,942,889,176.58/761,515.59 - Step 6: Final answer
x = 716,916.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.