Finding the Fourth Proportional to 963,767.19, 1,329,998.74 and 534,047.31
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Solution
The fourth proportional to 963,767.19, 1,329,998.74 and 534,047.31 is: 736,985.29
Step by Step Solution
- Step 1: Write the proportion equation
963,767.19 : 1,329,998.74 = 534,047.31 : x - Step 2: Convert to fraction form
963,767.19/1,329,998.74 = 534,047.31/x - Step 3: Cross multiply
963,767.19x = 1,329,998.74 × 534,047.31 - Step 4: Simplify right side
963,767.19x = 710,282,248,065.27 - Step 5: Solve for x
x = 710,282,248,065.27/963,767.19 - Step 6: Final answer
x = 736,985.29
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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.