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Finding the Fourth Proportional to 385,292.97, 577,927.54 and 183,034.67

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Solution

The fourth proportional to 385,292.97, 577,927.54 and 183,034.67 is: 274,546.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,292.97 : 577,927.54 = 183,034.67 : x
  2. Step 2: Convert to fraction form
    385,292.97/577,927.54 = 183,034.67/x
  3. Step 3: Cross multiply
    385,292.97x = 577,927.54 × 183,034.67
  4. Step 4: Simplify right side
    385,292.97x = 105,780,776,385.63
  5. Step 5: Solve for x
    x = 105,780,776,385.63/385,292.97
  6. Step 6: Final answer
    x = 274,546.34

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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.