Home / 809,510.28-1,117,222.15-460,735.49

Finding the Fourth Proportional to 809,510.28, 1,117,222.15 and 460,735.49

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Solution

The fourth proportional to 809,510.28, 1,117,222.15 and 460,735.49 is: 635,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,510.28 : 1,117,222.15 = 460,735.49 : x
  2. Step 2: Convert to fraction form
    809,510.28/1,117,222.15 = 460,735.49/x
  3. Step 3: Cross multiply
    809,510.28x = 1,117,222.15 × 460,735.49
  4. Step 4: Simplify right side
    809,510.28x = 514,743,893,283.04
  5. Step 5: Solve for x
    x = 514,743,893,283.04/809,510.28
  6. Step 6: Final answer
    x = 635,870.73

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1.5x scale

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.