Finding the Fourth Proportional to 432,328.05, 651,734.91 and 403,426.98
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Solution
The fourth proportional to 432,328.05, 651,734.91 and 403,426.98 is: 608,166.52
Step by Step Solution
- Step 1: Write the proportion equation
432,328.05 : 651,734.91 = 403,426.98 : x - Step 2: Convert to fraction form
432,328.05/651,734.91 = 403,426.98/x - Step 3: Cross multiply
432,328.05x = 651,734.91 × 403,426.98 - Step 4: Simplify right side
432,328.05x = 262,927,446,501.87 - Step 5: Solve for x
x = 262,927,446,501.87/432,328.05 - Step 6: Final answer
x = 608,166.52
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.