Finding the Fourth Proportional to 879,926.08, 1,214,298 and 477,518.08
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Solution
The fourth proportional to 879,926.08, 1,214,298 and 477,518.08 is: 658,974.96
Step by Step Solution
- Step 1: Write the proportion equation
879,926.08 : 1,214,298 = 477,518.08 : x - Step 2: Convert to fraction form
879,926.08/1,214,298 = 477,518.08/x - Step 3: Cross multiply
879,926.08x = 1,214,298 × 477,518.08 - Step 4: Simplify right side
879,926.08x = 579,849,249,507.84 - Step 5: Solve for x
x = 579,849,249,507.84/879,926.08 - Step 6: Final answer
x = 658,974.96
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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.