Finding the Fourth Proportional to 544,748.70, 817,013.70 and 260,438.70
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Solution
The fourth proportional to 544,748.70, 817,013.70 and 260,438.70 is: 390,605.77
Step by Step Solution
- Step 1: Write the proportion equation
544,748.70 : 817,013.70 = 260,438.70 : x - Step 2: Convert to fraction form
544,748.70/817,013.70 = 260,438.70/x - Step 3: Cross multiply
544,748.70x = 817,013.70 × 260,438.70 - Step 4: Simplify right side
544,748.70x = 212,781,985,910.19 - Step 5: Solve for x
x = 212,781,985,910.19/544,748.70 - Step 6: Final answer
x = 390,605.77
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1.5x scale
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.