Finding the Fourth Proportional to 833,658.08, 1,249,461.28 and 474,130.72
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Solution
The fourth proportional to 833,658.08, 1,249,461.28 and 474,130.72 is: 710,612.65
Step by Step Solution
- Step 1: Write the proportion equation
833,658.08 : 1,249,461.28 = 474,130.72 : x - Step 2: Convert to fraction form
833,658.08/1,249,461.28 = 474,130.72/x - Step 3: Cross multiply
833,658.08x = 1,249,461.28 × 474,130.72 - Step 4: Simplify right side
833,658.08x = 592,407,976,298.52 - Step 5: Solve for x
x = 592,407,976,298.52/833,658.08 - Step 6: Final answer
x = 710,612.65
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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.