Finding the Fourth Proportional to 875,547.92, 1,309,319.67 and 636,465.08
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Solution
The fourth proportional to 875,547.92, 1,309,319.67 and 636,465.08 is: 951,788.28
Step by Step Solution
- Step 1: Write the proportion equation
875,547.92 : 1,309,319.67 = 636,465.08 : x - Step 2: Convert to fraction form
875,547.92/1,309,319.67 = 636,465.08/x - Step 3: Cross multiply
875,547.92x = 1,309,319.67 × 636,465.08 - Step 4: Simplify right side
875,547.92x = 833,336,248,512.12 - Step 5: Solve for x
x = 833,336,248,512.12/875,547.92 - Step 6: Final answer
x = 951,788.28
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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.