Finding the Fourth Proportional to 875,134.16, 1,312,688.22 and 533,677.93
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Solution
The fourth proportional to 875,134.16, 1,312,688.22 and 533,677.93 is: 800,508.95
Step by Step Solution
- Step 1: Write the proportion equation
875,134.16 : 1,312,688.22 = 533,677.93 : x - Step 2: Convert to fraction form
875,134.16/1,312,688.22 = 533,677.93/x - Step 3: Cross multiply
875,134.16x = 1,312,688.22 × 533,677.93 - Step 4: Simplify right side
875,134.16x = 700,552,731,174.65 - Step 5: Solve for x
x = 700,552,731,174.65/875,134.16 - Step 6: Final answer
x = 800,508.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.