Finding the Fourth Proportional to 960,965.86, 1,326,031.41 and 531,176.62
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Solution
The fourth proportional to 960,965.86, 1,326,031.41 and 531,176.62 is: 732,967.64
Step by Step Solution
- Step 1: Write the proportion equation
960,965.86 : 1,326,031.41 = 531,176.62 : x - Step 2: Convert to fraction form
960,965.86/1,326,031.41 = 531,176.62/x - Step 3: Cross multiply
960,965.86x = 1,326,031.41 × 531,176.62 - Step 4: Simplify right side
960,965.86x = 704,356,882,377.63 - Step 5: Solve for x
x = 704,356,882,377.63/960,965.86 - Step 6: Final answer
x = 732,967.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.