Home / 907,199.60-1,251,935.57-493,737.94

Finding the Fourth Proportional to 907,199.60, 1,251,935.57 and 493,737.94

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Solution

The fourth proportional to 907,199.60, 1,251,935.57 and 493,737.94 is: 681,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,199.60 : 1,251,935.57 = 493,737.94 : x
  2. Step 2: Convert to fraction form
    907,199.60/1,251,935.57 = 493,737.94/x
  3. Step 3: Cross multiply
    907,199.60x = 1,251,935.57 × 493,737.94
  4. Step 4: Simplify right side
    907,199.60x = 618,128,083,746.00
  5. Step 5: Solve for x
    x = 618,128,083,746.00/907,199.60
  6. Step 6: Final answer
    x = 681,358.42

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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.