Finding the Fourth Proportional to 570,746.68, 787,562.90 and 329,108.64
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Solution
The fourth proportional to 570,746.68, 787,562.90 and 329,108.64 is: 454,130.99
Step by Step Solution
- Step 1: Write the proportion equation
570,746.68 : 787,562.90 = 329,108.64 : x - Step 2: Convert to fraction form
570,746.68/787,562.90 = 329,108.64/x - Step 3: Cross multiply
570,746.68x = 787,562.90 × 329,108.64 - Step 4: Simplify right side
570,746.68x = 259,193,754,933.46 - Step 5: Solve for x
x = 259,193,754,933.46/570,746.68 - Step 6: Final answer
x = 454,130.99
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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.