Finding the Fourth Proportional to 855,937.79, 1,181,193.30 and 473,964.56
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Solution
The fourth proportional to 855,937.79, 1,181,193.30 and 473,964.56 is: 654,070.62
Step by Step Solution
- Step 1: Write the proportion equation
855,937.79 : 1,181,193.30 = 473,964.56 : x - Step 2: Convert to fraction form
855,937.79/1,181,193.30 = 473,964.56/x - Step 3: Cross multiply
855,937.79x = 1,181,193.30 × 473,964.56 - Step 4: Simplify right side
855,937.79x = 559,843,756,803.48 - Step 5: Solve for x
x = 559,843,756,803.48/855,937.79 - Step 6: Final answer
x = 654,070.62
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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.