Finding the Fourth Proportional to 864,682.19, 1,298,991.58 and 625,533.74
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Solution
The fourth proportional to 864,682.19, 1,298,991.58 and 625,533.74 is: 939,724.52
Step by Step Solution
- Step 1: Write the proportion equation
864,682.19 : 1,298,991.58 = 625,533.74 : x - Step 2: Convert to fraction form
864,682.19/1,298,991.58 = 625,533.74/x - Step 3: Cross multiply
864,682.19x = 1,298,991.58 × 625,533.74 - Step 4: Simplify right side
864,682.19x = 812,563,054,770.95 - Step 5: Solve for x
x = 812,563,054,770.95/864,682.19 - Step 6: Final answer
x = 939,724.52
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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.