Home / 907,199.64-1,251,935.62-493,737.98

Finding the Fourth Proportional to 907,199.64, 1,251,935.62 and 493,737.98

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Solution

The fourth proportional to 907,199.64, 1,251,935.62 and 493,737.98 is: 681,358.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,199.64 : 1,251,935.62 = 493,737.98 : x
  2. Step 2: Convert to fraction form
    907,199.64/1,251,935.62 = 493,737.98/x
  3. Step 3: Cross multiply
    907,199.64x = 1,251,935.62 × 493,737.98
  4. Step 4: Simplify right side
    907,199.64x = 618,128,156,614.83
  5. Step 5: Solve for x
    x = 618,128,156,614.83/907,199.64
  6. Step 6: Final answer
    x = 681,358.47

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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.