Finding the Fourth Proportional to 652,354.91, 978,139.14 and 292,460.63
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Solution
The fourth proportional to 652,354.91, 978,139.14 and 292,460.63 is: 438,514.65
Step by Step Solution
- Step 1: Write the proportion equation
652,354.91 : 978,139.14 = 292,460.63 : x - Step 2: Convert to fraction form
652,354.91/978,139.14 = 292,460.63/x - Step 3: Cross multiply
652,354.91x = 978,139.14 × 292,460.63 - Step 4: Simplify right side
652,354.91x = 286,067,184,769.73 - Step 5: Solve for x
x = 286,067,184,769.73/652,354.91 - Step 6: Final answer
x = 438,514.65
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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.