Finding the Fourth Proportional to 903,501.05, 1,246,870.55 and 540,854.74
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Solution
The fourth proportional to 903,501.05, 1,246,870.55 and 540,854.74 is: 746,402.94
Step by Step Solution
- Step 1: Write the proportion equation
903,501.05 : 1,246,870.55 = 540,854.74 : x - Step 2: Convert to fraction form
903,501.05/1,246,870.55 = 540,854.74/x - Step 3: Cross multiply
903,501.05x = 1,246,870.55 × 540,854.74 - Step 4: Simplify right side
903,501.05x = 674,375,838,195.28 - Step 5: Solve for x
x = 674,375,838,195.28/903,501.05 - Step 6: Final answer
x = 746,402.94
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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.