Finding the Fourth Proportional to 539,519.84, 744,537.47 and 297,802.52
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Solution
The fourth proportional to 539,519.84, 744,537.47 and 297,802.52 is: 410,967.52
Step by Step Solution
- Step 1: Write the proportion equation
539,519.84 : 744,537.47 = 297,802.52 : x - Step 2: Convert to fraction form
539,519.84/744,537.47 = 297,802.52/x - Step 3: Cross multiply
539,519.84x = 744,537.47 × 297,802.52 - Step 4: Simplify right side
539,519.84x = 221,725,133,311.41 - Step 5: Solve for x
x = 221,725,133,311.41/539,519.84 - Step 6: Final answer
x = 410,967.52
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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.