Finding the Fourth Proportional to 579,744.30, 869,746.05 and 224,726.70
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Solution
The fourth proportional to 579,744.30, 869,746.05 and 224,726.70 is: 337,140.29
Step by Step Solution
- Step 1: Write the proportion equation
579,744.30 : 869,746.05 = 224,726.70 : x - Step 2: Convert to fraction form
579,744.30/869,746.05 = 224,726.70/x - Step 3: Cross multiply
579,744.30x = 869,746.05 × 224,726.70 - Step 4: Simplify right side
579,744.30x = 195,455,159,654.54 - Step 5: Solve for x
x = 195,455,159,654.54/579,744.30 - Step 6: Final answer
x = 337,140.29
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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.