Finding the Fourth Proportional to 695,221.98, 1,044,579.93 and 442,615.24
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Solution
The fourth proportional to 695,221.98, 1,044,579.93 and 442,615.24 is: 665,035.07
Step by Step Solution
- Step 1: Write the proportion equation
695,221.98 : 1,044,579.93 = 442,615.24 : x - Step 2: Convert to fraction form
695,221.98/1,044,579.93 = 442,615.24/x - Step 3: Cross multiply
695,221.98x = 1,044,579.93 × 442,615.24 - Step 4: Simplify right side
695,221.98x = 462,346,996,416.13 - Step 5: Solve for x
x = 462,346,996,416.13/695,221.98 - Step 6: Final answer
x = 665,035.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.