Finding the Fourth Proportional to 570,937.08, 787,835.68 and 316,240.68
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Solution
The fourth proportional to 570,937.08, 787,835.68 and 316,240.68 is: 436,380.29
Step by Step Solution
- Step 1: Write the proportion equation
570,937.08 : 787,835.68 = 316,240.68 : x - Step 2: Convert to fraction form
570,937.08/787,835.68 = 316,240.68/x - Step 3: Cross multiply
570,937.08x = 787,835.68 × 316,240.68 - Step 4: Simplify right side
570,937.08x = 249,145,691,171.46 - Step 5: Solve for x
x = 249,145,691,171.46/570,937.08 - Step 6: Final answer
x = 436,380.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.