Finding the Fourth Proportional to 442,844.84, 610,901.84 and 258,963.17
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Solution
The fourth proportional to 442,844.84, 610,901.84 and 258,963.17 is: 357,238.16
Step by Step Solution
- Step 1: Write the proportion equation
442,844.84 : 610,901.84 = 258,963.17 : x - Step 2: Convert to fraction form
442,844.84/610,901.84 = 258,963.17/x - Step 3: Cross multiply
442,844.84x = 610,901.84 × 258,963.17 - Step 4: Simplify right side
442,844.84x = 158,201,074,638.13 - Step 5: Solve for x
x = 158,201,074,638.13/442,844.84 - Step 6: Final answer
x = 357,238.16
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1.5x scale
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.