Finding the Fourth Proportional to 690,751.84, 953,216.48 and 384,828.08
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Solution
The fourth proportional to 690,751.84, 953,216.48 and 384,828.08 is: 531,051.02
Step by Step Solution
- Step 1: Write the proportion equation
690,751.84 : 953,216.48 = 384,828.08 : x - Step 2: Convert to fraction form
690,751.84/953,216.48 = 384,828.08/x - Step 3: Cross multiply
690,751.84x = 953,216.48 × 384,828.08 - Step 4: Simplify right side
690,751.84x = 366,824,467,822.76 - Step 5: Solve for x
x = 366,824,467,822.76/690,751.84 - Step 6: Final answer
x = 531,051.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.