Home / 956,785.80-1,433,210.40-657,604.20

Finding the Fourth Proportional to 956,785.80, 1,433,210.40 and 657,604.20

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Solution

The fourth proportional to 956,785.80, 1,433,210.40 and 657,604.20 is: 985,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,785.80 : 1,433,210.40 = 657,604.20 : x
  2. Step 2: Convert to fraction form
    956,785.80/1,433,210.40 = 657,604.20/x
  3. Step 3: Cross multiply
    956,785.80x = 1,433,210.40 × 657,604.20
  4. Step 4: Simplify right side
    956,785.80x = 942,485,178,523.68
  5. Step 5: Solve for x
    x = 942,485,178,523.68/956,785.80
  6. Step 6: Final answer
    x = 985,053.48

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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.