Finding the Fourth Proportional to 524,730.69, 787,095.99 and 499,235.13
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Solution
The fourth proportional to 524,730.69, 787,095.99 and 499,235.13 is: 748,852.65
Step by Step Solution
- Step 1: Write the proportion equation
524,730.69 : 787,095.99 = 499,235.13 : x - Step 2: Convert to fraction form
524,730.69/787,095.99 = 499,235.13/x - Step 3: Cross multiply
524,730.69x = 787,095.99 × 499,235.13 - Step 4: Simplify right side
524,730.69x = 392,945,968,890.13 - Step 5: Solve for x
x = 392,945,968,890.13/524,730.69 - Step 6: Final answer
x = 748,852.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.