Finding the Fourth Proportional to 610,457.58, 842,259.33 and 480,994.65
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Solution
The fourth proportional to 610,457.58, 842,259.33 and 480,994.65 is: 663,636.99
Step by Step Solution
- Step 1: Write the proportion equation
610,457.58 : 842,259.33 = 480,994.65 : x - Step 2: Convert to fraction form
610,457.58/842,259.33 = 480,994.65/x - Step 3: Cross multiply
610,457.58x = 842,259.33 × 480,994.65 - Step 4: Simplify right side
610,457.58x = 405,122,231,642.59 - Step 5: Solve for x
x = 405,122,231,642.59/610,457.58 - Step 6: Final answer
x = 663,636.99
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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.