Home / 897,727.38-1,238,777.73-495,293.46

Finding the Fourth Proportional to 897,727.38, 1,238,777.73 and 495,293.46

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Solution

The fourth proportional to 897,727.38, 1,238,777.73 and 495,293.46 is: 683,457.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,727.38 : 1,238,777.73 = 495,293.46 : x
  2. Step 2: Convert to fraction form
    897,727.38/1,238,777.73 = 495,293.46/x
  3. Step 3: Cross multiply
    897,727.38x = 1,238,777.73 × 495,293.46
  4. Step 4: Simplify right side
    897,727.38x = 613,558,508,062.65
  5. Step 5: Solve for x
    x = 613,558,508,062.65/897,727.38
  6. Step 6: Final answer
    x = 683,457.50

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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.