Home / 907,382.18-1,360,285.92-457,727.69

Finding the Fourth Proportional to 907,382.18, 1,360,285.92 and 457,727.69

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Solution

The fourth proportional to 907,382.18, 1,360,285.92 and 457,727.69 is: 686,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,382.18 : 1,360,285.92 = 457,727.69 : x
  2. Step 2: Convert to fraction form
    907,382.18/1,360,285.92 = 457,727.69/x
  3. Step 3: Cross multiply
    907,382.18x = 1,360,285.92 × 457,727.69
  4. Step 4: Simplify right side
    907,382.18x = 622,640,535,301.84
  5. Step 5: Solve for x
    x = 622,640,535,301.84/907,382.18
  6. Step 6: Final answer
    x = 686,194.36

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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.