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Finding the Fourth Proportional to 656,448.46, 984,838.74 and 183,133.47

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Solution

The fourth proportional to 656,448.46, 984,838.74 and 183,133.47 is: 274,746.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,448.46 : 984,838.74 = 183,133.47 : x
  2. Step 2: Convert to fraction form
    656,448.46/984,838.74 = 183,133.47/x
  3. Step 3: Cross multiply
    656,448.46x = 984,838.74 × 183,133.47
  4. Step 4: Simplify right side
    656,448.46x = 180,356,935,846.63
  5. Step 5: Solve for x
    x = 180,356,935,846.63/656,448.46
  6. Step 6: Final answer
    x = 274,746.53

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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.